SciShow
Why It's Good for COVID-19 Models to Be Wrong
As we react to the predictions that epidemiological models make, changing the ways we act and go about our lives, those estimates can appear totally off. But if a model’s predictions end up being wrong, that might mean it's done exactly...
MinutePhysics
How Long Is A Day On The Sun?
This video is about the definition of a day, and how it applies (or not) on the sun. Solar day, sidereal day, universal coordinated time (UTC) day, etc. Length of a day.
TED Talks
TED: The case for optimism on climate change | Al Gore
Why is Al Gore optimistic about climate change? In this spirited talk, Gore asks three powerful questions about the man-made forces threatening to destroy our planet -- and the solutions we're designing to combat them. (Featuring Q&A...
TED Talks
TED: This is what democracy looks like | Anthony D. Romero
In a quest to make sense of the political environment in the united States in 2017, lawyer and ACLu executive director Anthony D. Romero turned to a surprising place -- a 14th-century fresco by Italian Renaissance master Ambrogio...
SciShow
How Long Will the Voyager Spacecraft Last?
For more than 40 years, the Voyager probes have traveled through space sending back all kinds of fascinating data. But these probes were never meant to send us data forever - so how much longer will these amazing probes last?
TED Talks
Ricardo Semler: How to run a company with (almost) no rules
What if your job didn't control your life? Brazilian CEO Ricardo Semler practices a radical form of corporate democracy, rethinking everything from board meetings to how workers report their vacation days (they don't have to). It's a...
TED Talks
David Perry: Are games better than life?
Game designer David Perry says tomorrow's videogames will be more than mere fun to the next generation of gamers. They'll be lush, complex, emotional experiences -- more involving and meaningful to some than real life. With an excerpt...
TED Talks
TED: My mother’s strange definition of empowerment | Khadija Gbla
Khadija Gbla grew up caught between two definitions of what it means to be an “empowered woman.” While her Sierra Leonean mother thought that circumsizing her — and thus stifling her sexual urges — was the ultimate form of empowerment,...
TED Talks
TED: Remaking my voice | Roger Ebert
When film critic Roger Ebert lost his lower jaw to cancer, he lost the ability to eat and speak. But he did not lose his voice. In a moving talk from TED2011, Ebert and his wife, Chaz, with friends Dean Ornish and John Hunter, come...
SciShow
Space Superlatives of 2020!
2020 wasn't ALL bad news. This year scientists found ludicrously fast stars, ancient galaxy clusters, and developed a camera that could change how we study the night sky.
SciShow
Perseverance Landed on Mars! Now What? | SciShow News
NASA’s Mars 2020 mission has successfully landed on Mars! But it's not alone! This week we discuss not one but three amazing missions to Mars.
PBS
Living Fossils' Aren't Really a Thing
Crocodiles, horseshoe crabs and tuatara are animals that have persisted for millions of years, said to have gone unchanged since the days of the dinosaurs. But even the most ancient-looking organisms show us that evolution is always at...
TED Talks
Antony Gormley: Sculpted space, within and without
Legendary sculptor Antony Gormley riffs on space and the human form. His works explore the interior space we feel within our own bodies -- and the exterior space we feel around us, knowing that we are just dots in space and time.
Be Smart
The Equinox Isn't What You Think It Is
Is the equinox really when day = night, or is that a myth?
SciShow
Should You Worry About Caffeine Dehydrating You?
There’s a widespread belief that caffeinated drinks will make you dehydrated because the caffeine itself makes you pee. But is caffeine affecting you as much as you think?
SciShow
The First Time We Landed on Mars
We've successfully landed 10 different craft on Mars, but they all owe a bit of their success to Mars 3.
TED Talks
Becci Manson: (Re)touching lives through photos
In the wake of the 2011 Japanese earthquake and tsunami, mixed into the wreckage were lost and damaged photos of families and loved ones. Photo retoucher Becci Manson, together with local volunteers and a global group of colleagues she...
SciShow
Why Days Are Getting Longer
You can complain about having the longest day ever today, and here is the science to prove it!
SciShow
China's Almost Ready to Build Their Space Station
The International Space Station might be getting a new neighbor because China has big plans for their future in space!!
SciShow
The First Flight in Another Sky
What’s happening with the helicopter on Mars? We have an update on Ingenuity’s progress. Meanwhile, Curiosity’s camera are helping geologists find clues to the mysteries of Martian water!
Be Smart
Should You Eat Everyday?
An intermittent fasting diet is one of the hippest new nutrition and fitness philosophies, based around the idea that going hungry can be good for your health. Some think it's a weight loss secret that calls upon our ancient evolutionary...
TED Talks
TED: How record collectors find lost music and preserve our cultural heritage | Alexis Charpentier
For generations, record collectors have played a vital role in the preservation of musical and cultural heritage by "digging" for obscure music created by overlooked artists. Alexis Charpentier shares his love of records -- and stories...
TED Talks
Cosmin Mihaiu: Physical therapy is boring -- play a game instead
You've just been injured, and you're on the way home from an hour of physical therapy. The last thing you want to do on your own is confusing exercises that take too long to show results. TED Fellow Cosmin Mihaiu demos a fun, cheap...
SciShow
25 Years of Hubble, and MESSENGER's Grand Finale
SciShow Space News explains two of the Hubble Space Telescope's most important discoveries, and why the MESSENGER probe is about to crash into Mercury.