The Nescafé Equation (43 coffee beans) – Numberphile

From Numberphile. Featuring Cliff Stoll. Check https://brilliant.org/numberphile for Brilliant and get 20% off their premium service (episode sponsor) More links & stuff in full description below ↓↓↓ Cliff scrutinizes the lyrics of a Nescafé advertisement dealing with the brand’s famed 43 beans. Alternative ending to this video: https://youtu.be/h9slim-9fzU More videos with Cliff Stoll: http://bit.ly/Cliff_Videos Cliff’s…

The Notorious Question Six (cracked by Induction) – Numberphile

From Numberphile. Featuring Zvezdelina Stankova… This video stands alone but also continues from the previous induction video at https://youtu.be/bylFzBxzQ9M – More links & stuff in full description below ↓↓↓ Induction bonus video on Numberphile2 at: https://youtu.be/P-NVuOTsetM Zvezda: https://math.berkeley.edu/~stankova/ More Zvezda on Numberphile: http://bit.ly/zvezda_videos Zvezda on the Numberphile podcast: https://www.numberphile.com/podcast/zvezdelina-stankova The Legend of Question Six (with…

Epic Induction – Numberphile

From Numberphile. Featuring Zvezdelina Stankova… Continues with "Question 6" at https://youtu.be/NcaYEaVTA4g – More links & stuff in full description below ↓↓↓ Zvezda: https://math.berkeley.edu/~stankova/ More Zvezda on Numberphile: http://bit.ly/zvezda_videos Zvezda on the Numberphile podcast: https://www.numberphile.com/podcast/zvezdelina-stankova A third extra video on induction is on Numberphile2 at: https://youtu.be/P-NVuOTsetM Tom Crawford tackles a similar rectangle problem here: https://youtu.be/VZ25tZ9z6uI Numberphile…

Mathematical Hugs (and Chiral Knots) – Numberphile

From Numberphile. Extra footage at: https://youtu.be/ue9LHv4XXBQ – Featuring Ayliean MacDonald. More links & stuff in full description below ↓↓↓ More about Ayliean MacDonald: https://linktr.ee/Ayliean Ayliean videos on Numberphile: https://bit.ly/Ayliean_Playlist Knots Playlist: http://bit.ly/Knot-a-Phile Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated…

Primes and Primitive Sets (an Erdős Conjecture is cracked) – Numberphile

From Numberphile. Extra footage at https://youtu.be/-r2agPNx0gA – Featuring Jared Duker Lichtman. More links & stuff in full description below ↓↓↓ A proof of the Erdős primitive set conjecture: https://arxiv.org/abs/2202.02384 More Prime Number videos: https://bit.ly/PrimePlaylist Jared Duker Lichtman: https://www.maths.ox.ac.uk/people/jared.lichtman Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science…

Two Candles, One Cake (Part 2) – Numberphile

From Numberphile. Ben Sparks continuing from Part 1, which is at: https://youtu.be/FkVe8qrT0LA Go deeper with Ben’s explanation at https://youtu.be/0eqBG6lz2mE More links & stuff in full description below ↓↓↓ Ben Sparks Numberphile playlist: http://bit.ly/Sparks_Playlist Ben on the Numberphile Podcast: https://youtu.be/-tGni9ObJWk Ben’s website: https://www.bensparks.co.uk Ben’s own YouTube channel: https://www.youtube.com/channel/UCNS_GTzkj_-qUoNAGaSX5jA Various cakes and cutting videos: https://youtube.com/playlist?list=PLt5AfwLFPxWKusrFky50yUbNDuUrxLWNz Bertrand’s Paradox:…

Two Candles, One Cake – Numberphile

From Numberphile. Featuring Ben Sparks. See part 2 at https://youtu.be/l5gUrDg01cQ More links & stuff in full description below ↓↓↓ Ben Sparks Numberphile playlist: http://bit.ly/Sparks_Playlist Ben on the Numberphile Podcast: https://youtu.be/-tGni9ObJWk Ben’s website: https://www.bensparks.co.uk Ben’s own YouTube channel: https://www.youtube.com/channel/UCNS_GTzkj_-qUoNAGaSX5jA Various cakes and cutting videos: https://youtube.com/playlist?list=PLt5AfwLFPxWKusrFky50yUbNDuUrxLWNz Bertrand’s Paradox: https://youtu.be/mZBwsm6B280 Numberphile is supported by the Mathematical Sciences Research…

Twin Proofs for Twin Primes – Numberphile

From Numberphile. With Ben Sparks… Check https://brilliant.org/numberphile for Brilliant and get 20% off their premium service (episode sponsor) More links & stuff in full description below ↓↓↓ Twin primes with James Maynard: https://youtu.be/QKHKD8bRAro Ben Sparks on the Numberphile Podcast: https://youtu.be/-tGni9ObJWk More Ben Sparks on Numberphile: http://bit.ly/Sparks_Playlist Ben’s website: https://www.bensparks.co.uk Ben’s YouTube channel: https://www.youtube.com/channel/UCNS_GTzkj_-qUoNAGaSX5jA Numberphile is…

Big Factorials – Numberphile

From Numberphile. Large factorials and the use of Stirling’s Approximation. Featuring Professor Ken McLaughlin. More links & stuff in full description below ↓↓↓ Professor McLaughlin is based at Colorado State University: https://www.math.colostate.edu/~kenmcl/ We filmed this during his time at the Mathematical Sciences Research Institute. 69 Factorial: https://www.youtube.com/watch?v=kw6l_uTakRA Numberphile is supported by the Mathematical Sciences Research…

The Reciprocals of Primes – Numberphile

From Numberphile. Matt Parker explores the work of William Shanks – and boots up the ShanksBot. More links & stuff in full description below ↓↓↓ Matt Parker’s 2022 Pi Day Video: https://youtu.be/dtiLxLrzjOQ Discussing William Shanks on Objectivity: https://youtu.be/7yTXMeiVBCc Prime Number playlist: https://bit.ly/PrimePlaylist Pi playlist: http://bit.ly/PiPlaylist Matt Parker website: https://standupmaths.com Numberphile is supported by the Mathematical…

The Coca-Cola Klein Bottle – Numberphile

From Numberphile. Cliff Stoll – the King of Klein Bottles – shows us more designs, including the Coke Klein Bottle… Full Klein Bottle Playlist: http://bit.ly/KleinBottles More links & stuff in full description below ↓↓↓ More videos with Cliff Stoll: http://bit.ly/Cliff_Videos Cliff’s Klein Bottle shop: http://bit.ly/ACME_Klein Lucas Clarke: https://www.lucasclarke.glass Coke stuff on Brady’s chemistry channel Periodic…

Sculpting with Tetrahedra – Numberphile

From Numberphile. Featuring Marcus Du Sautoy discussing polyhedra and the art of Conrad Shawcross… More links & stuff in full description below ↓↓↓ Marcus Du Sautoy website: https://www.simonyi.ox.ac.uk Marcus’ books on Amazon: https://amzn.to/33YbOxS More videos with Marcus: https://bit.ly/Marcus_Numberphile Conrad Shawcross (artist): https://conradshawcross.com Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are…

The Mathematics of Surviving Zombies – Numberphile

From Numberphile. With Thomas Woolley… Check https://brilliant.org/numberphile for Brilliant and get 20% off their premium service (episode sponsor) More links & stuff in full description below ↓↓↓ Thomas Woolley at Cardiff University: https://www.cardiff.ac.uk/people/view/783107-woolley-thomas Thomas on Twitter: https://twitter.com/ThomasEWoolley Some of these Zombies on some merch: https://numberphile.creator-spring.com/listing/zombie-equation-numberphile Objectivity: http://bit.ly/Objectivity Sixty Symbols: http://bit.ly/sixtysymbols Numberphile is supported by the…

Plotting Pi and Searching for Mona Lisa – Numberphile

From Numberphile. Matt Henderson lets his plotter loose on Pi. This plotting extravaganza follows on from this earlier video: https://youtu.be/kMBj2fp52tA More links & stuff in full description below ↓↓↓ Matt Henderson on Twitter (he posts lovely animations there): https://twitter.com/matthen2 Matt Henderson Numberphile Playlist: https://bit.ly/MattHendersonPlaylist 36-degree Mona Merch: https://numberphile.creator-spring.com/listing/36-degree-mona-numberphile (*) The Mona Lisa is just an…

The Plotting of Beautiful Curves (Euler Spirals and Sierpiński Triangles) – Numberphile

From Numberphile. This the first or two parts with Matt Henderson and his plotter – more *very* soon. More links & stuff in full description below ↓↓↓ Matt Henderson on Twitter (he posts lovely animations there): https://twitter.com/matthen2 Matt Henderson Numberphile Playlist: https://bit.ly/MattHendersonPlaylist Euler Spiral World Map: https://youtu.be/D3tdW9l1690 Numberphile is supported by the Mathematical Sciences Research…

Tunnelling through a Mountain – Numberphile

From Numberphile. Featuring Professor Hannah Fry – more details on her work below. Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Hannah Fry: https://hannahfry.co.uk Hannah’s books: https://amzn.to/3ArNEaA Her latest is Rutherford and Fry’s Complete Guide to Absolutely Everything: https://amzn.to/3tSvYDN More Hannah Fry on…

What is a Number? – Numberphile

From Numberphile. Featuring Asaf Karagila. More links & stuff in full description below ↓↓↓ Asaf is a UKRI Future Leaders Fellow. Asaf’s blog – http://karagila.org Asaf’s Twitter – https://twitter.com/AsafKaragila Numberphile podcast featuring Asaf – https://youtu.be/b6GLCTh5ARI All the Numbers with Matt Parker – https://youtu.be/5TkIe60y2GI Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We…

Stones on an Infinite Chessboard – Numberphile

From Numberphile. Another curious puzzle and number sequence from Neil Sloane. More of our videos with Neil: http://bit.ly/Sloane_Numberphile More links & stuff in full description below ↓↓↓ Neil Sloane is founder of the On-Line Encyclopedia of Integer Sequences: https://oeis.org More of our videos with Neil Sloane: http://bit.ly/Sloane_Numberphile Pebbling a chessboard with Zvezda Stankova: https://youtu.be/lFQGSGsXbXE Patreon:…

Conic Loaf of Bread – Numberphile

From Numberphile. Featuring Cliff Stoll – http://bit.ly/Cliff_Videos More links & stuff in full description below ↓↓↓ Cliff’s website: https://www.kleinbottle.com Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. https://www.simonsfoundation.org/outreach/science-sandbox/ And support from The…

Bertrand’s Paradox (with 3blue1brown) – Numberphile

From Numberphile. Featuring Grant Sanderson, creator of 3blue1brown. Extra footage from this interview: https://youtu.be/pJyKM-7IgAU 3blue1brown video on the shadow a cube: https://youtu.be/ltLUadnCyi0 More links & stuff in full description below ↓↓↓ 3blue1brown: https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw Grant on The Numberphile Podcast: https://youtu.be/A0RH93XvSyU Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by…

The Largest Small Hexagon – Numberphile

From Numberphile. Featuring Dr James Grime. More links below. Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Ron Graham’s paper: http://www.math.ucsd.edu/~fan/ron/papers/75_02_hexagon.pdf James Grime: https://www.singingbanana.com His YouTube channel: https://www.youtube.com/user/singingbanana More James on Numberphile: http://bit.ly/grimevideos Numberphile is supported by the Mathematical Sciences Research Institute (MSRI):…

The Most Wanted Prime Number – Numberphile

From Numberphile. Featuring Neil Sloane. Visit https://gift.climeworks.com/numberphile to give the gift of CO₂ removal. Use code NUMBERPHILE10 for 10% off your purchase in December (sponsor) More links & stuff in full description below ↓↓↓ Neil Sloane is the founder of The OEIS: https://oeis.org More videos with Neil: http://bit.ly/Sloane_Numberphile Prime Playlist: https://bit.ly/PrimePlaylist Note the 17350-digit prime…

Omicron (the symbol) in Mathematics – Numberphile

From Numberphile. Professor Tony Padilla discusses the Greek letter Omicron. More links & stuff in full description below ↓↓↓ More Numberphile with Tony: http://bit.ly/Padilla_Numberphile More Numberphile on Covid: https://bit.ly/339Wuxf Don Knuth on Numberphile: https://youtu.be/mPn2AdMH7UQ and https://youtu.be/v678Em6qyzk Objectivity video about The Almagest: https://youtu.be/QW29uaD78OU Tony Padilla is based at the University of Nottingham: https://www.nottingham.ac.uk/physics/people/antonio.padilla Pre-order Tony’s upcoming…

Hitomezashi Stitch Patterns – Numberphile

From Numberphile. Ayliean MacDonald discusses Hitomezashi Stitch Patterns. More links & stuff in full description below ↓↓↓ More about Ayliean MacDonald: https://linktr.ee/Ayliean Previous video with Ayliean (Tower of Hanoi set to music): https://youtu.be/PGuRmqpr6Oo Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative…

Witness Numbers (and the truthful 1,662,803) – Numberphile

From Numberphile. Featuring Matt Parker – more Parker links below. Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ MATT PARKER STUFF Stand-Ups Maths on YouTube: https://www.youtube.com/user/standupmaths Matt’s website: https://standupmaths.com Matt’s Books (Amazon): https://amzn.to/3absFfV Matt’s playlist on Numberphile: http://bit.ly/Matt_Videos Parker Square Merch: https://numberphile.creator-spring.com/listing/the-parker-square Numberphile…

How to make railway timetables (with graphs) – Numberphile

From Numberphile. Featuring Hannah Fry discusses Train Graphs. More links & stuff in full description below ↓↓↓ Hannah’s website, including links to her many and varied projects… and latest books: https://hannahfry.co.uk Her latest book (with Adam Rutherford) is the Complete Guide to Absolutely Everything (Abridged): https://amzn.to/30Mr6UE Hannah on Numberphile: http://bit.ly/hannah_vids Hannah on the Numberphile podcast:…

Infinitely Many Touching Circles – Numberphile

From Numberphile. Featuring Matt Henderson. Check out https://www.kiwico.com/Numberphile and get 50% off your first month of any subscription. (sponsor) More links & stuff in full description below ↓↓↓ Matt Henderson: https://twitter.com/matthen2 More videos with Matt Henderson: https://bit.ly/MattHendersonPlaylist Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox,…

The Doomsday Algorithm – Numberphile

From Numberphile. Featuring James Grime. Check out https://www.kiwico.com/Numberphile and get 50% off your first month of any subscription. (sponsor) More links & stuff in full description below ↓↓↓ More James Grime videos: http://bit.ly/grimevideos James Grime: https://www.singingbanana.com John Conway: http://bit.ly/ConwayNumberphile Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by…

Key to the Tower of Hanoi – Numberphile

From Numberphile. Featuring Ayliean MacDonald… Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Extra footage from the making of this video: https://youtu.be/KTq0KLx6cQg More about Ayliean MacDonald: https://linktr.ee/Ayliean Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by…

Music on a Clear Möbius Strip – Numberphile

From Numberphile. The mathematical genius of JS Bach – featuring Marcus Du Sautoy. More links & stuff in full description below ↓↓↓ See books by Marcus, including his latest "Thinking Better: The Art of the Shortcut" — https://amzn.to/3j5FygD Marcus’ website with latest info: https://www.simonyi.ox.ac.uk Marcus on Twitter: https://twitter.com/MarcusduSautoy Other Marcus videos on Numberphile: https://bit.ly/Marcus_Numberphile Marcus…

Trapped Water and Tiny Holes – Numberphile

From Numberphile. Tom Crawford shows why water doesn’t fall through a sieve with small enough holes. More links & stuff in full description below ↓↓↓ Tom Crawford’s website, with links to his work and other outreach: https://tomrocksmaths.com More Tom videos on Numberphile: http://bit.ly/Crawford_Videos Tom on the Numberphile Podcast: https://youtu.be/_HwKGncsGo0 Numberphile is supported by the Mathematical…

Finite Fields & Return of The Parker Square – Numberphile

From Numberphile. Matt Parker introducing Finite Fields and re-visits the infamous Parker Square… Extra footage & become a millionaire by winning The Parker Prize: https://youtu.be/hn8SwBhhDvU More links & stuff in full description below ↓↓↓ The Original Parker Square video: https://youtu.be/aOT_bG-vWyg The paper featured in this video: https://arxiv.org/abs/1908.03236 MATT PARKER STUFF Stand-Ups Maths on YouTube: https://www.youtube.com/user/standupmaths…

Stacked Dice Trick – Numberphile

From Numberphile. A third dice trick with Ben Sparks – see the trilogy of tricks at: https://bit.ly/Dice_Trilogy More links & stuff in full description below ↓↓↓ Ben Sparks: https://www.bensparks.co.uk And his YouTube: https://www.youtube.com/c/SparksMaths More Ben Sparks on Numberphile: http://bit.ly/Sparks_Playlist Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by…

The Strange Orbit of Earth’s Second Moon (plus The Planets) – Numberphile

From Numberphile. Featuring Matt Henderson… Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ More videos with Matt: https://bit.ly/MattHendersonPlaylist Follow his work on Twitter at: https://twitter.com/matthen2 Previous video with Matt (Chaotic Balls): https://youtu.be/6z4qRhpBIyA Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile…

Area of the Q – Numberphile

From Numberphile. Johnny Ball is back talking about Hippocrates, Lunes, and a Fancy Q. More links & stuff in full description below ↓↓↓ Johnny Ball’s website: https://johnnyball.co.uk More Johnny on Numberphile: https://bit.ly/Johnny_Ball An earlier Lunes video we did with Barry Mazur: https://www.youtube.com/watch?v=n_FsAwvxBI8 Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are…

The Lightning Algorithm – Numberphile

From Numberphile. Matt Henderson is making lightning in mazes. Check out https://www.kiwico.com/Numberphile and get 50% off your first month of any subscription. More links & stuff in full description below ↓↓↓ More videos with Matt: https://bit.ly/MattHendersonPlaylist Follow his work on Twitter at: https://twitter.com/matthen2 Maze solving on our sister channel, Computerphile: https://www.youtube.com/watch?v=rop0W4QDOUI Numberphile is supported by…

Get Off The Earth (a famous & bamboozling problem) – Numberphile

From Numberphile. Featuring Ben Sparks… Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) More links & stuff in full description below ↓↓↓ Ben Sparks: https://www.bensparks.co.uk More Ben Sparks on Numberphile: http://bit.ly/Sparks_Playlist Related Geogebra files… Disappearing bicyclist: https://www.geogebra.org/m/hypuahfc Disappearing face: https://www.geogebra.org/m/azwghu4a Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We…

Mathematics is all about SHORTCUTS – Numberphile

From Numberphile. Featuring Marcus du Sautoy from Oxford University. Check his latest book "Thinking Better: The Art of the Shortcut" Links & stuff in full description below ↓↓↓ Marcus’s new book on Amazon here: https://amzn.to/3xrujmS (US) https://amzn.to/3jmBJD1 (UK) Marcus on the Numberphile Podcast: https://youtu.be/PVSkzNOXG1k And a Numberphile video about Gödel’s Incompleteness Theorem: https://youtu.be/O4ndIDcDSGc The Seven…

A Problem with Rectangles – Numberphile

From Numberphile. Featuring Tom Crawford and an Oxford Admissions Question… Check out Brilliant (get 20% off their premium service): https://brilliant.org/numberphile (sponsor) Extra footage: https://youtu.be/IGiBTK3EtLs More links & stuff in full description below ↓↓↓ More Tom videos on Numberphile: http://bit.ly/Crawford_Videos Tom on the Numberphile Podcast: https://youtu.be/_HwKGncsGo0 Tom Crawford’s website, with links to his work and other…