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The Far Future of the Universe

Adults Future Space
This episode was a part of a collaboration with several other PBS Digital Studios shows, all talking about the future!!

GoPro: Pelican Learns To Fly

Adults Animals Nature
Abandoned by his flock, Bigbird the pelican stumbled ashore after a storm and was taken in by the staff of Greystoke Mahale in Tanzania. Watch as Bigbird learns to fly for the first time.

Does Being Cold Make You Sick?

Adults Biology Health
Can being cold give you a cold?

How Many Heartbeats Do We Get?

Adults Biology Life Relationships
Ever wonder how the heart symbol came to stand for the actual heart? And why do we speak of the heart as the seat of love, when love really happens in our brains? Is it true that animals only get a billion heartbeats? This week, we give you enough cool cardiac science to make your heart skip a beat.

Why are my ears ringing?

Adults Health Science
A weekly show where we endeavor to answer one of your big questions. This week, Emma R. asks, "Why do I get that weird ringing noise in my ears?"

An Astronaut's View of Earth

Adults Science Space World
What it's like to see the Earth from orbit.

How tsunamis work - Alex Gendler

Adults Nature World
The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes of these towering terrors and explains how scientists are seeking to reduce their destruction in the future.

Exploring other dimensions - Alex Rosenthal and George Zaidan

Adults Physics Science
Imagine a two-dimensional world -- you, your friends, everything is 2D. In his 1884 novella, Edwin Abbott invented this world and called it Flatland. Alex Rosenthal and George Zaidan take the premise of Flatland one dimension further, imploring us to consider how we would see dimensions different from our own and why the exploration just may be worth it.

What is Deja Vu?!

Adults Mental Health Science
Most of us have felt it before, that strange sensation that you've been somewhere or seen something before, as if you already remembered what's happening. Are you psychic? Nope, that's just deja vu. Why does deja vu happen? Well, scientists aren't completely sure, but they've got a few good theories about it.

GoPro: Synchronized Skydive in Dubai

Adults Creativity Film Sports
Aleksander and Mikhael skydive over Dubai in a mesmerizing routine over the iconic Palm Islands.

Do Cell Phones Cause Brain Tumors?

Adults Gadgets Health Technology
Do cell phones cause brain tumors? Conflicting results are resolved by looking at the big picture.

Do your organs grow with you?

Adults Health Human
This week, Jen Alexander asks, "Do your organs grow with you?"

What If Humans Disappeared?

Adults Human Life World
If we suddenly disappeared, what would happen to our planet?

How languages evolve - Alex Gendler

Adults History Language
Over the course of human history, thousands of languages have developed from what was once a much smaller number. How did we end up with so many? And how do we keep track of them all? Alex Gendler explains how linguists group languages into language families, demonstrating how these linguistic trees give us crucial insights into the past.

Project Loon - Google's Internet Balloons - Future Thinking - Head Squeeze

Adults Internet Culture Physics Technology
We are becoming increasingly more dependent on the internet to help run our lives. But much of the planet is outside the web, zones that are without web coverage. Ordinarily, this is more of a nuisance than a calamity. But in the aftermath of disasters, restoring internet coverage can be the difference between life and death.

Lego-style apartment transforms into infinite spaces

Adults Construction Creativity
When Christian Schallert isn't cooking, dressing, sleeping or eating, his 24 square meter (258 square feet) apartment looks like an empty cube. To use a piece of furniture, he has to build it.

How folding paper can get you to the moon - Adrian Paenza

Adults Math Space
Can folding a piece of paper 45 times get you to the moon? By seeing what happens when folding just one piece of paper, we see the unbelievable potential of exponential growth. This lesson will leave you wanting to grab a piece of paper to see how many times you can fold it!

The fundamentals of space-time: Part 2 - Andrew Pontzen and Tom Whyntie

Adults Math Physics
Light always travels at a speed of 299,792,458 meters per second. But if you're in motion too, you're going to perceive it as traveling even faster -- which isn't possible! In this second installment of a three-part series on space-time, CERN scientists Andrew Pontzen and Tom Whyntie use a space-time diagram to analyze the sometimes confounding motion of light.

5 Weird Involuntary Behaviors Explained!

Adults Psychology Society
Our bodies do a lot of weird things, and many of them are completely involuntary. Why do we often jerk our bodies awake right before falling asleep? Why do we yawn, or hiccup? Why do some people sneeze when they look at the sun? And why does your eye twitch? This week we'll look at the science behind these crazy involuntary behaviors!

The science of stage fright (and how to overcome it)

Adults Biology Psychology
Heart racing, palms sweating, labored breathing? No, you're not having a heart attack -- it's stage fright! If speaking in public makes you feel like you're fighting for your life, you're not alone. But the better you understand your body's reaction, the more likely you are to overcome it. Mikael Cho advises how to trick your brain and steal the show.

Deep ocean mysteries and wonders

Adults Ecology Environment Nature
In the deepest, darkest parts of the oceans are ecosystems with more diversity than a tropical rainforest. Taking us on a voyage into the ocean -- from the deepest trenches to the remains of the Titanic -- marine biologist David Gallo explores the wonder and beauty of marine life.