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Earth's Magnetic Field Is Going To Flip, Here's How We Know

AdultsFuturePhysicsWorld...
Scientists are using clues from ancient artifacts to help them predict the future of the magnetic field.

We Got Our DNA Tested, Here's How It Actually Works

AdultsGeneticsHumanScience...
Trace and Amy get their DNA test results, and we talk to an expert about how scientists actually get genetic information out of DNA.

How the Meter Became the Meter

AdultsHistoryMathScience
The meter is the world's ultimate measure, but how did it become "the" meter? What is this measurement based on? The story of this revolution in measurement traces its roots to the French Revolution. Scientists decided that an equal and united people should have equal and united measures. So they sent a pair of young astronomers out to measure the world, and invent the meter. Little did they know they'd find nothing but war, deception, and strife along the way. As a result of this ill-fated mission, the meter carries an error that still persists today. Still think the metric system is so perfect?

Why Can't Chimpanzees Speak?

AdultsAnimalsHumanLanguage...
Chimpanzees are very smart animals, so why can't they speak? Tara is here to explain how a gene mutation allows humans to speak, but not chimps.

Cloud Harvesting Nets Trap Drinking Water Like Cobwebs

AdultsNatureTechnologyScience...
Watch the world's largest cloud harvester in action.

How Did The Deepest Part Of The Ocean Get So Polluted?

AdultsEcologyGlobal WarmingNature...
Scientists have found trash in the deepest parts of the ocean, the Mariana Trench. What does this mean for us and the organisms living there?

What Magnetizing Cockroaches Can Teach Us About Navigation

AdultsAnimalsHumanScience...
A new study has found cockroaches can sense the Earth's magnetic field, an ability called magnetoreception. Could humans have this sense, too?

The Sky Is the Limit for Drone Technology

AdultsGadgetsTechnologyFuture...
It's one of the most important technologies of our time.

Here's what happens to your knuckles when you crack them

AdultsHealthHumanScience
One man cracked his knuckles in one hand for 60 years and not the other. Watch the video to see what he found out.

Scientists' Crazy Plan To Refreeze The Arctic

AdultsGlobal WarmingTechnologyScience...
As the mean global temperature continues to rise, the arctic ice caps continue to melt. What are scientist planning to do about it? Here's a hint: it involves 10 million sea water pumps.

Proof of evolution that you can find on your body

AdultsAnimalsHumanScience...
You have your mom's smile, your dad's eyes, and the ear muscles of a Triassic mammal.

Shredding Bacteria With Technology From Insect Wings

AdultsAnimalsNatureTechnology...
Dragonfly wings are covered in bacteria-killing nanopillars, and scientists are taking inspiration from them to make smarter anti-bacterial surfaces!

What Happens When A Fly Lands On Your Food?

AdultsAnimalsHealthScience...
Have you ever wondered what a fly is doing when it lands on your food? Laci did some research to figure out just what happens.

Scientists just captured stunning images of deep sea creatures

AdultsAnimalsNatureScience
Some sea creatures are so new to us, they don't even have names.

How Should We Define Intelligent Life?

AdultsAnimalsLifeScience...
We've been searching for intelligent life in the universe for decades, but have we been doing it all wrong?

100,000,000 Years From Now

AdultsFutureWorldScience
It's Okay To Be Smart

How Engines Work - Smarter Every Day

AdultsScienceTechnologyEngineering
See Through engine in slow motion.