Across the southeastern United States, bald eagles have been dying unexplainedly for the past 25 years. In March of 2021, researchers announced that they had found the killer, and they hope we can use this knowledge to better protect...

Olympic National Park is temporarily closed as Washington, the US, and the world work to mitigate the spread of the COVID-19 virus. We filmed this series in early January and are currently at home practicing social distancing. We hope...

Gym teacher Hank gives us the full story of the past, present, and future of birth control.

Table saws, while quite useful for woodworking, are also dangerous machines, which is why some incredible safety mechanisms have been invented to help you remain one with your body parts. Hosted by: Stefan Chin

You might know that if you chomp on a Wint-O-Green Lifesaver in a dark room, you can see little blue flashes of light in your mouth. What you might not know is that this is an example of triboluminescence: a fascinating, somewhat...

Some bacteria seem to be using a type of memory to help them alter future behaviors, based on their past experiences.

You might have heard that exposure to unnatural lights from digital devices can hurt your eyes. But is that true? Hosted by: Stefan Chin

Your brain does its best to inform you about the world around you, but sometimes it gets tricked. Enjoy eight optical illusions to test your brain’s sensory input.

Hank tells us about the awesomeness of the periodic table and the genius of the man who invented it.

You might not think much of your tongue, but without it, we may have never conquered dry land and the world as we know it.

Lizards tend to scurry around in short bursts rather than running long distances, and the reason why might be nearly as old as life on land. Hosted by: Stefan Chin

Evidence strongly suggests that men have, on average, a shorter lifespan than women, but scientists aren't exactly sure why that is. Check out today's QQ to learn more about this mortality mystery.

Neurodiversity and innovation often go hand in hand, but does that mean visionary entrepreneurs get a free pass to say and do anything they want? Bonobos founder and mental health advocate Andy Dunn shares his experience navigating...

Performing two original songs, stand-up comedian, writer and musician Marcia Belsky shares comical commentary on some peculiar aspects of our culture -- from Instagram-stalking your crush to fending off mansplainers on social media --...

In this episode of the Space Time Journal Club Matt discusses how two independent research teams created their own Time Crystals, a form of matter that breaks time translational symmetry and could be used in quantum computers.

In this episode of Crash Course Psychology, we get to meet the brain. Hank talks us through the Central Nervous System, the ancestral structures of the brain, the limbic system, and new structures of the brain. Plus, what does...

Media and advertising companies still use the same old demographics to understand audiences, but they're becoming increasingly harder to track online, says media researcher Johanna Blakley. As social media outgrows traditional media, and...

Trauma doesn't just affect the person who originally experienced it. It can also be passed down to their children and grandchildren.

People say Einstein had an IQ of 160, and you need an IQ score higher than 130 to join Mensa. But does IQ really measure how intelligent you are?

Mr. Andersen describes the virtual fly lab. Software at sciencecourseware.org allows for multiple matings and statistical analysis.

You may have heard about a study where researchers were able to grow lumps of neural tissue that showed measurable activity – a little bit like an actual brain. Are scientists trying to grow artificial brains, and if so, what kind of...

Historian George Dyson tells stories from the birth of the modern computer -- from its 17th-century origins to the hilarious notebooks of some early computer engineers.

Oh hey, seems like reverse psychology works to motivate you to check out this video! Now, let us explain how it works.

There are a lot of stories out there about dogs who seemed to smell lung cancer on their owner’s breath, and a recent study found that some dogs can detect lung cancer in blood samples with astonishing accuracy. So why aren’t there...