We've been talking about the unavoidables recently. Last time, we covered Death. This time, it's taxes. So, what are taxes? Why do we pay taxes? What is all that tax money used for? This week, Adriene is going to cover all that and more....

Springtime means the arrival of green grass, bright flowers, and buzzing bees. But for many of us, it's also about sneezing, watery red eyes, and a runny nose, thanks to allergies. In this week's video, you'll learn why we get allergies,...

Is embracing your inner teenager the key to thriving in adulthood? Neuroscientist Adriana Galván shares three powerful lessons from decades of research into adolescent brain development, exploring what teens can teach us about embracing...

TED Fellow and equity bioengineer Erika Moore investigates how cells controlling inflammation behave differently depending on a patient's background. By focusing on the "who" behind the disease, Moore is uncovering why certain diseases...

Time before the bell to try 9 questions on cell organelles and structures? Organelles/structures that are listed here include nucleus, mitochondrion, chloroplast, cell membrane, ribosome, ER, golgi apparatus, vacuole, cytoplasm, and more...

Time before the bell to try 9 questions focused on non-Mendelian genetics? You'll also get answers complete with illustrations and explanations while music plays in the background. This particular video addresses blood type (multiple...

Time before the bell to try 9 questions focused on human body systems? You'll also get answers complete with illustrations and explanations while music plays in the background. This particular video focuses on general functions and...

Time before the bell to try 9 questions focused on biomolecules? You'll also get answers complete with illustrations and explanations while music plays in the background. This particular video focuses on carbohydrates, lipids, proteins,...

Time before the bell to try 7 genetics questions that deal with vocabulary? You'll also get answers complete with illustrations and explanations while music plays in the background. It's a valuable way to use those minutes before the...

Time before the bell to try 10 questions focused on classification and taxonomic groups? You'll also get answers complete with illustrations and explanations while music plays in the background. This particular video addresses taxonomic...

Time before the bell to try 8 questions on cellular respiration? You'll also get answers complete with illustrations and explanations while music plays in the background. It's a valuable way to use those minutes before the bell. This...

How do we know what the air is like on planets we haven't visited? This video explains how to see air from 150 light years away. Thanks to NASA's James Webb Space Telescope project at the Space Telescope Science Institute for supporting...

Time before the bell to try 7 questions focused on enzymes? You'll also get answers complete with illustrations and explanations while music plays in the background. This particular video focuses on enzyme vocabulary (such as active...

Time before the bell to try 9 questions focused on experimental design? You'll also get answers complete with illustrations and explanations while music plays in the background. This video is helpful in reviewing experimental design...

Jessi and Squeaks explore two of the windiest places on Earth: Mount Washington in New Hampshire, USA, and Commonwealth Bay, Antarctica.

In this SciShow Kids compilation, Jessi and Squeaks learn all about dinosaurs—when they lived, how they died, and how we know so much about them.<b<br/>r/>

Here's a conundrum: the same aerosol pollutants that harm human health also help cool the climate, says atmospheric scientist Sarah J. Doherty. Is there a way to clean up the air without warming the planet? Exploring the unintended...

Have you answered a work email during an important family event? Or taken a call from your boss while on vacation? According to behavioral scientist and Harvard Business School professor Ashley Whillans, "always-on" work culture is not...

Some placebos are far more effective than others, and they can lead to real chemical changes in the body.

There's a troubling link between COVID and certain cancers, but as always, it's complicated.

If you've been prescribed an expensive, cumbersome CPAP machine, you might want to know if it actually works. And while sleep doctors insist CPAP is the standard of care, out there in the real world, it's a little more complicated.

The same technology that helps you rack up kills in your favorite FPS games also helps paleontologists solve million-year-old mysteries. Thanks to Dr. Anne Kort for helping us with this video!

Scientists have recently discovered the cells responsible for a deer's amazing ability to regrow antlers in just a few months. It may be the key to healing human wounds and broken bones faster.

An entire field of science is dedicated to identifying the perfect indoor temperature. And it's a lot more complicated than simply setting the thermostat to 21 degrees Celsius (70 degrees Fahrenheit).