Can you solve the birthday cake riddle? – Marie Brodsky

Practice more problem-solving at — Your friend’s birthday is tomorrow, and he’s turning… well… you’ve forgotten. A ginormous cake has been prepared and your job is to sculpt his age as the chocolate centerpiece. The birthday boy is a giant, and you’re afraid that if your forgetfulness becomes known, you’ll become part of the […]

How To Build The Universe in a Computer

Thank you to Wren for supporting PBS. To learn more, go to PBS Member Stations rely on viewers like you. To support your local station, go to: ***** Sign Up on Patreon to get access to the Space Time Discord! We routinely simulate the universe on all of its scales, from planets to […]

The negative impacts of loneliness | Indira Subramanian | TEDxRiverOaks

Neurologist, Dr. Indira Subramanian has spent years treating people with Parkinson’s Disease. Influenced by Victor Frankl, her passion led her to discovering the “secret sauce” that helps patients do well. Her TEDx discusses the negative impacts of loneliness and how a more holistic concept of health can improve health outcomes for patients and others. Dr. […]

Karoli Hindriks: Why the passport needs an upgrade | TED

It’s time to give paper passports a digital upgrade, says entrepreneur Karoli Hindriks. Looking to Estonia’s technology-driven government for inspiration, she envisions a world where immigration is no longer hindered by bureaucracy and needless repetition. Travel with her to a future beyond borders where universal digital passports replace paper ones — and where outdated systems […]

The Bees That Eat Corpses

Start speaking a new language in 3 weeks with Babbel. Get up to 65% off in your subscription here: Bees are quite beneficial little critters: pollinating flowers, making honey, and also…helping corpses decompose. Hosted by: Hank Green SciShow is on TikTok! Check us out at ———- Support SciShow by becoming a patron on […]

Food and its forgotten identity | Akash Muralidharan | TEDxNITTrichy

Food is a basic necessity, that also makes for a repository of culture, history and a powerful tool to bring about change. Having tackled issues such as climate change and loss of diversity, Akash demonstrates the competence that this relatively new branch of design possesses, with projects such as “Cook and See” exploring indigenous vegetables […]

Do what you love, but make sure that you love it | Ahmed Haitham | TEDxBaghdad

Ahmed takes us through his life experiences that was full of challenges to show us the importance of doing what you really love to do. Ahmed Haitham Iraqi, born in 1992 Passionate about creating digital entertainment content on social networks I graduated from the University of Baghdad / Business Administration / 2015. Worked in the […]

11 Amazing Historical Coincidences

The amazing coincidences in this episode of The List Show are drawn from the worlds of astronomy, politics, literature, and more. We’ve got well-known historical coincidences like the day John Adams and Thomas Jefferson passed away, along with some lesser-known (or less-considered) coincidences. You’ll learn why dinosaurs didn’t enjoy total solar eclipses and find out […]

Rebecca Galemba: How employers steal from workers — and get away with it | TED

When you work, you expect to be paid for it. Except, for millions of Americans employed across a range of industries like restaurants and construction, that’s not always the case. Anthropologist Rebecca Galemba explores the multibillion-dollar problem of wage theft and how employers get away with it, highlighting the changes needed for them to pay […]

This Exotic State of Light Acts Like a ‘Liquid’

Recently, researchers found that under the right conditions, light can behave like a liquid that flows in unison. That’s right — liquid light. » Subscribe to Seeker! » Watch more Elements! » Visit our shop at » Sign Up for Seeker’s Newsletter! Light has been a favorite subject of study since […]

What Does a White Lab Coat Have to Do With Online Fraud? [Advertiser Content From Zelle®]

Have you heard of the lab coat effect? It’s when humans are more likely to trust someone they believe is an authority figure. Think: doctors, tax and debt collectors, maintenance workers, utility company reps, and more. Unfortunately, fraudsters exploit this phenomenon to prey on our trust and potentially trick us into buying faulty products, paying […]

Why the next generation of interfaces will be human | Marc Teyssier | TEDxVienna

We are surrounded by devices, up to the point we are unaware of their presence, and we stop questioning their form and how (or if) they work. Marc presents three different anthropomorphic – uncanny, shocking – works that add a body to interfaces. Come along the speaker’s journey while developing them and explaining how critical […]

How to write your own success story | RSA Event

Essential strategies for underrepresented women The modern workplace can be tough to navigate. But women of colour in particular are hired, promoted, paid, and retained at lower rates than other groups. Many underrepresented women feel like they need to work twice as hard to get half the recognition. What needs to change to level the […]

Future of work for start-up founders | Sankha Deep Das | TEDxCardiffUniversity

NOTE FROM TED: TEDx events are independently organized by volunteers. The guidelines we give TEDx organizers are described in more detail here: The future of the workplace is at the moment, very unclear and full of assumptions and theories. For start-ups, this means a whole new challenge but presents a once-in-a-lifetime opportunity to create […]

When Will COVID End?

Coming up on two years of the Coronavirus pandemic, how much longer will it last? Is it like the Spanish flu or will it never go away? Join our science mailing list: FOLLOW US! Instagram:​​ Facebook:​​ Twitter:​​ TikTok: @AsapSCIENCE Written by: Gregory Brown & Mitchell Moffit Edited by: Luka Šarlija SOURCES: […]

Hongqiao Liu: Can China achieve its ambitious climate pledges? | TED Countdown

In 2020, China’s President Xi Jinping pledged that China would both peak its emissions by 2030 and achieve net-zero emissions by 2060 — a change that will require action at an unheard-of scale and speed. Can the country actually achieve this ambitious vision? In this forward-looking talk, environmental journalist and analyst Hongqiao Liu explores what […]

Why This Zig-Zag Coast Guard Search Pattern is Actually Genius – Smarter Every Day 268

Thanks to the Coast Guard for letting me tag along! Sign up for Brilliant for free at & also, get 20% off your annual premium membership. Coast Guard Deep Dive Series: Click here if you’re interested in subscribing: ⇊ Click below for more links! ⇊ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GET SMARTER SECTION This topic is incredibly […]

Sexual Desire Is Way More Complicated Than You Think

Sex drive. Libido. Lust. Whatever you call it, sexual desire is a lot more complicated than you might think. In this week’s Body Language, we break down exactly how sexual desire works and all the exciting science around it. » Subscribe to Seeker! » Watch more Body Language! » Visit our shop at […]

Oxford’s sum of sines interview question

Solve this to get into Oxford! 2021 Oxford MAT Questions 2021 Oxford MAT Solutions Subscribe: Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you buy from the links below I may receive a commission for sales. (As an […]

Why does hand sanitizer feel cold? #shorts #science

Emma Dauster: Writer Attabey Rodríguez Benítez: Script Editor Luke Rosener: Fact Checker Bonnie Meyer: Managing Editor Savannah Geary: Editor, Associate Producer Sarah Suta: Producer Caitlin Hofmeister: Executive Producer Hank Green: Executive Producer, Host Sources: Image Sources:

There’s a £100,000 coin buried under this London building

The 1933 British penny is one of the most famous coins in the world. I’m not saying this is definitely a heist movie waiting to happen… but I do think someone should write it. ■ Thanks to the team at Baldwin’s, and the penny’s owner, for letting me film it! I’m at on […]

Tzeporah Berman: The bad math of the fossil fuel industry | TED Countdown

We currently have enough fossil fuels to progressively transition off of them, says climate campaigner Tzeporah Berman, but the industry continues to expand oil, gas and coal production and exploration. With searing passion and unflinching nerve, Berman reveals the delusions keeping true progress from being made — and offers a realistic path forward: the Fossil […]

Ilissa Ocko: The fastest way to slow climate change now | TED Countdown

“Cutting methane is the single fastest, most effective opportunity to reduce climate change risks in the near term,” says atmospheric scientist Ilissa Ocko. That’s because, unlike carbon dioxide, methane’s warming power doesn’t come from a gradual buildup over time but is almost entirely from recent emissions. Ocko identifies three main sources of methane pollution which, […]

Leave early from work to go diving? This is how I do it. | Nichole Danser | TEDxOranjestad

Nichole was a high school teacher at the International School of Aruba when together with a group of students they began restoring corals in the Aruban reefs. After teaching math in California for 6 years Nichole moved to Italy to live and teach in the country sides of Tuscany. After two years in Florence the […]

A Cause Greater Than Self – What We Can Learn from Our Veterans | Mary Whyte | TEDxRiverOaks

American figurative artist, Mary Whyte, details her quest to paint a portrait of America. Her talk recounts her decision to travel to each state to paint veterans and some of the fascinating lessons she learned about American veterans along the way. Ms. Whyte is known internationally for her watercolors of contemporary people. Her works are […]

The Moon: A Detour on the way to Mars? | Daniel Ricardo | TEDxUniMelb

As humanity takes strides towards sending humans to Mars and onwards into deep space, it is easy to forget where we’ve already been. Daniel Ricardo explores the pivotal role the Moon will play in the coming space-age, especially when we have only scratched the surface of understanding the Moon’s origins and opportunities. Daniel Ricardo is […]

Counting Species out of Thin Air

Click here to get $20 off your Cometeer order + free shipping – That’s over 30% in savings! Recent proof-of-concept studies showed that researchers were able to survey animals in an area simply by vacuuming up DNA in the air. Hosted by: Hank Green SciShow is on TikTok! Check us out at ———- […]

Concussion: hard-hitting facts | Elizabeth Pieroth | TEDxChicago

2.7 millions Americans will ‘get their bell rung’ by a concussion this year. This condition is classified as a mild traumatic brain injury, potentially causing major deficits. Dr. Elizabeth Pieroth understands first-hand the impact of concussion on pro athletes, youth athletes and average people. She explains new science behind concussion treatment and why the old […]

Fare fumetti vuol dire raccontare una storia con il disegno | Giulio De Vita | TEDxPordenoneStudio

Fare fumetti non vuol dire solo disegnare, vuol dire raccontare una storia attraverso il disegno. Giulio De Vita a TEDxPordenoneStudio ci ha raccontato come il suo sogno di bambino oggi sia diventato una storia di successo che coinvolge l’intera sua città, Pordenone. Nella sua carriera la parola chiave è sempre stata esplorare. Esplorare tutti gli […]

Испытание или подарок судьбы | Александра Васильева | TEDxBaumanStStudio

В выступлении Александра расскажет историю о том, как один “подарок судьбы” научил ее создавать новые возможности. Александра родилась слепой, но это не стало для нее преградой. ПРЕДПРИНИМА́ТЕЛЬ This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at

Ashoka Fellow | Dr. Priscilla M Achakpa | TEDxAshokaAfrica

Watch Dr. Priscilla Achakpa as shares her journey in advocating for more accountability and sustainable practices by the industry in Northern Nigeria and how she has engaged thousands of women to act for the planet, making the environment also a gender matter. Dr. Priscilla M Achakpa, is the Founder/Global President of, Women Environmental Programme (WEP) […]

Jenny Scheinman, Nels Cline and Todd Sickafoose: “A Ride With Polly Jean” / “Ali Farka Touche” | TED

Settle in for a jazzy, transportive set by Jenny Scheinman with Nels Cline and Todd Sickafoose, performing “A Ride With Polly Jean” and “Ali Farka Touche.” Visit to get our entire library of TED Talks, transcripts, translations, personalized talk recommendations and more. The TED Talks channel features the best talks and performances from the […]

What is a Number? – Numberphile

Featuring Asaf Karagila. More links & stuff in full description below ↓↓↓ Asaf is a UKRI Future Leaders Fellow. Asaf’s blog – Asaf’s Twitter – Numberphile podcast featuring Asaf – All the Numbers with Matt Parker – Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): We are also […]

Trick to convert kilograms and pounds. #Shorts

Not everyone knows this simple method to convert kg and lbs quickly in your head! #Shorts Reference Subscribe: Send me suggestions by email (address at end of many videos). I may not reply but I do consider all ideas! If you purchase through these links, I may be compensated for purchases made on […]

Killing Mosquitoes With a Flip of a Gene

SciShow is supported by Go to to get 20% off of an annual Premium subscription. Eliminating certain species of mosquitoes could make summertime more enjoyable and cut down on the transmission of certain diseases. And scientists are looking into doing this by manipulating a single gene! Hosted by: Hank Green SciShow is on […]

Hledání vznešenosti v sobě samém | Anna Hogenová | TEDxPrague

Anna Hogenová se ve své řeči zamýšlí nad vztahem viditelného s neviditelným a nad probouzením se k vlastnímu světlu. Vedoucí oddělení filozofie a etiky na Filozofické fakultě UK. This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at

Why do cats have vertical pupils? – Emma Bryce

Dive into the incredible diversity of animal pupils, and how the different shapes indicate the animal’s role in an ecosystem. — Peering into the eyes of different animals, you’ll see some extraordinarily shaped pupils. House cats, for one, are twilight hunters with vertically elongated pupils. Many grazing animals, like goats, have rectangular pupils. Other animals […]