SciShow
Does Getting COVID-19 Make You Immune to It? | SciShow News
Like a common cold or a cold sore, would it be possible to get a reinfection of COVID-19? Would we be able to build up long-term resistance to it?
SciShow
Plants. Can't. Count. - ...except they kinda can...
It seems silly to ask if plants can count, but even the New York Times has called Venus flytraps 'Plants That Can Count.' Is counting a thing plants can do?
SciShow
This Hot Jupiter Is Leaking Metal! SciShow News
Astronomers have found a Hot Jupiter - WASP-121b - that is leaking metal, and put together a new 3D map of the Milky Way showing that our galaxy is actually a bit twisted!
Crash Course
Everything, The Universe ...And Life
Here it is, folks: the end. In our final episode of Crash Course Astronomy, Phil gives the course a send off with a look at some of his favorite topics and the big questions that Astronomy allows us to ask.
SciShow
We Might Be Totally Wrong About Alzheimer’s
Scientists found that the prevailing hypothesis of how the Alzheimer’s disease starts might be wrong, and some viruses could be the culprit.
TED-Ed
TED-Ed: The dust bunnies that built our planet - Lorin Swint Matthews
Investigate the theories surrounding cosmic dust bunnies and discover how the tiny particles could hold the key to the formation of life on Earth. -- Consider the spot where you’re sitting. Travel backwards in time and it might’ve been...
TED Talks
Shereen El-Feki: HIV -- how to fight an epidemic of bad laws
There is an epidemic of HIV, and with it an epidemic of bad laws -- laws that effectively criminalize being HIV positive. At the TEDxSummit in Doha, TED Fellow Shereen El-Feki gives a forceful argument that these laws, based in stigma,...
Crash Course Kids
Let's Fly!
Selecting which solution is the best solution to a problem may seem difficult at first. But if you are patient and think about what you need an effective solution to be, you can do it. In this episode of Crash Course Kids, Sabrina shows...
SciShow
COVID Variant Recombination: Threat or Achilles Heel?
Scientists may have found a recombinant variant of COVID-19 in the wild, and its mixed DNA could be essential to the coronavirus life cycle.
SciShow
Why Colleges Used to Take Nude Photos of Their Students
The first week of school can be uncomfortable enough as you adjust to a new situation, but it was probably even worse back when schools made you strip down for a nude photo shoot,even if they thought they had a good reason for it.
TED-Ed
TED-Ed: Dark matter: The matter we can't see - James Gillies
The Greeks had a simple and elegant formula for the universe: just earth, fire, wind, and water. Turns out there's more to it than that -- a lot more. Visible matter (and that goes beyond the four Greek elements) comprises only 4% of the...
TED-Ed
TED-Ed: Jeff Leek and Lucy McGowan: Can you spot the problem with these headlines? (Level 1)
In medicine, there's often a disconnect between news headlines and the scientific research they cover. While headlines are designed to catch attention, many studies produce meaningful results when they focus on a narrow, specific...
PBS
Supervoids vs Colliding Universes!
If you study a map of the Cosmic Microwave Background, or CMB, you may notice a large, deep blue splotch on the lower right. This area, creatively named the Cold Spot. Is this feature a statistical fluke, the signature of vast...
Crash Course
Search and Seizure: Crash Course Government and Politics
This week Craig talks about police searches and seizures. Now, the fourth amendment says that you have the right to be protected against "unreasonable searches and seizures" but what exactly does this mean? Well, it's complicated. The...
SciShow
Your Head Might Be On Sideways
In your brain the right side controls the left half of your body and vice versa. We still aren't sure why this is, but some scientists have come up with a pretty bizarre explanation: that some ancient vertebrate ancestor was born with...
SciShow
Do We Have To Give Up Bacon?
The IARC has categorized processed meat as a definite carcinogen. But how dangerous is it really? Do we finally have to give up bacon?
SciShow
Buddha's Birthplace, Poop Transplants & 'Cryptic Cats'
Michael Aranda relays the latest in science news, including an archaeological discovery about the earliest days of Buddhism, a new species of Brazilian wildcat, and new insights into the effects of fecal transplants.
SciShow
The Cost of Saving a Drowning Town
This week, a group of scientists estimated the cost of saving just one small village in America’s Chesapeake Bay from rising sea levels, and another found evidence that Smilodon (aka the saber-toothed cat) actually helped take care of...
SciShow
Why Dancing Is So Helpful for Parkinson's
For millions of people with Parkinson’s disease, movement becomes much harder. But researchers have found that dance therapy may help them both physically and mentally.
TED Talks
TED: Should you donate differently? | Joy Sun
Technology allows us to give cash directly to the poorest people on the planet. Should we do it? In this thought-provoking talk, veteran aid worker Joy Sun explores two ways to help the poor.
SciShow
6 Natural Medicines (Maybe) Used by Animals | Zoopharmacognosy
There have been reports of animals medicating themselves to treat illnesses, but according to the research, you shouldn't go to a non-human pharmacist just yet.
SciShow
Why Is There Land?
You need it, you love it, you probably live on it: it's land! But have you ever thought about where land even comes from?
SciShow
5 Strangely Familiar Ancient Animals
Once evolution finds a trick that works, it tends to repeat it. Here are a few examples of prehistoric animals that look a lot like ones we know today. chapters 0:00 0:06 0:13 0:20 0:27 0:34
SciShow
Bigfoot, Yeti: Meet Science
This week in SciShow News, hard science meets cryptozoology, as biologists reveal the results of their investigation into samples suspected to have come from such beasties as Sasquatch and yeti. The findings are pretty much what you'd...