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The kilogram is the basic unit of mass in the metric system, but there's a serious problem: the standard that defines how much mass a kilogram actually has isn't reliable anymore

In the late 1970s, two physicists in Switzerland set out to invent a new type of microscope using quantum physics that would allow them to do something no one had ever done before: see the individual atoms in a sheet of metal.

Our DNA stores the information that makes us who we are, but that's not all it can do! There are applications for DNA that go way beyond its use for life, like storing data and folding it into complicated shapes.

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Finding a red nugget galaxy is like discovering a time capsule from the early universe.

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Have you ever said, "No, a little to the left," during a back scratch because the itch itself seemed to move? Well, it has to do with how your nerves and brain respond to the sensation.

Ammonite fossils can be found all over world, but in one place, something happened that turned their remains into rainbow-colored gems that are more rare than diamonds!

Researchers have an idea about how your lifestyle affects the way you see the dress, and we've identified a new ancestor to the dinosaurs!

The IPCC has released a special report assessing how the world’s ice and oceans are faring under our changing climate, and scientists may be one step closer to a cure for the common cold!

Scientists have been researching whether or not antibodies from COVID-19 patients might help those infected with the virus, and one study has found promising results, in a llama.

It's been just about a year now since we first heard about COVID-19, and while we've learned a lot since then, there are still some big questions we'd like answered. Here are three of them.

Scientists have found a star that spins so fast that it can almost complete a full rotation by the time it takes you to finish reading this episode description.

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If you think punching an asteroid to knock it off the course to Earth’s destruction is purely for science fiction, you might only be right a for a little longer! Plus, scientists are being thrown for a loop with the orbits of planets...

We've all seen the movies and heard the hype: But is it really possible to bring back animals that have gone extinct? If so, how? And how soon? And can I have a mammoth to ride around in my backyard? Hank explains the latest research...

Rovers like Curiosity search for life on Mars using rock and soil samples, but why don't they examine liquid or frozen water?

There's nothing wrong with having your head in the clouds

Most people are taught that dinosaurs went extinct 66 million years ago when a giant meteor crashed into the Yucatan peninsula. I'm here to tell you that's wrong. Dinosaurs are alive and well today, and you don't have to go to Jurassic...

More than 40 million people worldwide suffer from Alzheimer's disease, and that number is expected to increase drastically in the coming years. But no real progress has been made in the fight against the disease since its classification...

What if every scientist could share their data as easily as they tweet about their lunch? Michael Nielsen calls for scientists to embrace new tools for collaboration that will enable discoveries to happen at the speed of Twitter.

There is a chemical so bitter you can taste it in an Olympic-sized swimming pool and you probably have it in your home without even knowing it.