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What Causes Traffic Jams?

Adults Science Transportation Automotive
It's happened to all of us: we're cruising down the freeway and suddenly find ourselves stuck in a thick jam of other cars. Where did they come from? What caused the traffic mess? Scientific American editor Larry Greenemeier explains.

How sugar affects the brain

Adults Biology Health Human
When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process addictive substances such as alcohol or nicotine -- an overload of sugar spikes dopamine levels and leaves you craving more. Nicole Avena explains why sweets and treats should be enjoyed in moderation.

The Invisible Universe Of The Human Microbiome

Adults Biology Human
The next time you look in a mirror, think about this: In many ways you're more microbe than human. There are 10 times more cells from microorganisms like bacteria and fungi in and on our bodies than there are human cells. But these tiny compatriots are invisible to the naked eye. So we asked artist Ben Arthur to give us a guided tour of the rich universe of the human microbiome.

MiniDrone And Leaping Sumo Rolling Bot

Adults Gadgets Technology
Parrot MiniDrone: A miniature drone piloted in Bluetooth Smart with a Smartphone or a tablet, that flies... and rolls from floor to ceiling. Parrot Jumping Sumo: The first robot-insect, controlled in Wi-Fi 2.4 or 5GHz with a Smartphone or a tablet that spins, jumps up to 80 cm and takes 90 degree turns.

These Japanese Scientists Discovered A Way To Levitate Objects Using Sound

Adults Science Technology
Droplets, pellets, a stick of wood, nuts, screws, diodes, if the object in question is small enough, than this machine can not only lift them into the air and hold it in place, but move them around on all three axes

Should we eat bugs?

Adults Food Health
What's tasty, abundant and high in protein? Bugs! Although less common outside the tropics, entomophagy, the practice of eating bugs, was once extremely widespread throughout cultures. You may feel icky about munching on insects, but they feed about 2 billion people each day (Mmm, fried tarantulas).

London New Year's Eve Fireworks 2014

Adults Cities Society
As Big Ben strikes midnight, full coverage from the Thames Embankment of one of the most spectacular firework displays to be seen anywhere in the world, choreographed to fit beautifully to specially edited music.

Dawn of the Planet of the Apes

Adults Film Marketing
A growing nation of genetically evolved apes led by Caesar is threatened by a band of human survivors of the devastating virus unleashed a decade earlier. They reach a fragile peace, but it proves short-lived, as both sides are brought to the brink of a war that will determine who will emerge as Earth's dominant species.

300 Years of Fossil Fuels in 300 Seconds

Adults Global Warming History
Fossil fuels have powered human growth and ingenuity for centuries. Now that we're reaching the end of cheap and abundant oil and coal supplies, we're in for an exciting ride. While there's a real risk that we'll fall off a cliff, there's still time to control our transition to a post-carbon future.

How we found the giant squid

Adults Animals World Environment
Humankind has been looking for the giant squid (Architeuthis) since we first started taking pictures underwater. But the elusive deep-sea predator could never be caught on film. Oceanographer and inventor Edith Widder shares the key insight that helped to capture the squid on camera for the first time.

A quick tour of Tesla's electric car factory in California

Adults Technology Transportation Automotive
Tesla Motors has kicked off production of the gorgeous Model S into overdrive, cranking out some 400 cars a week on one of the world's most advanced automotive production lines.

Hong Kong's bamboo scaffolding

Adults Cities Construction Life
It takes strength, skill and, most importantly, intellect to erecting intricate webs of sky-high walls and platforms strong enough to hold a legion of construction workers.

Transcendence

Adults Film Marketing
Dr. Will Caster (Johnny Depp) is the foremost researcher in the field of Artificial Intelligence, working to create a sentient machine that combines the collective intelligence of everything ever known with the full range of human emotions.

GoPro: Brendan Fairclough Launching Over A Canyon Gap

Adults Film Sports
Ride along with professional mountain biker Brendan Fairclough as he makes his final run through an insane canyon course.

Google Just Bought This Company Which Makes Robots Like This One

Adults Gadgets Technology
WildCat is a four-legged robot being developed to run fast on all types of terrain. So far WildCat has run at about 16 mph on flat terrain using bounding and galloping gaits.

How to Train Your Dragon 2 - Official Teaser Trailer

Adults Film Marketing
The thrilling second chapter of the epic How to Train Your Dragon trilogy brings us back to the fantastical world of Hiccup and Toothless five years after the two have successfully united dragons and vikings on the island of Berk.

Life Size Lego Car Powered by Air

Adults Creativity Global Warming Transportation Automotive
The Super Awesome Micro Project: A full sized Lego car, with an engine made from Lego that runs on air.

Midday Traffic Time Collapsed and Reorganized by Color

Adults Creativity Transportation Automotive
The source footage for this video is a 4-minute shot from the Washington Street bridge. The aim is to reveal the color palette and color preferences of contemporary San Diego drivers in addition to traffic patterns and volumes. There are no CG elements, these are all real cars that have been removed from one sample and reorganized.

Google Zeitgeist Here's to 2013

Adults Internet Culture Society
Zeitgeist 2013. Discover what the world searched for with Google's year in review Google Zeitgeist

Sulfur Hexafluoride Gas

Adults Science Technology
A model boat floating on sulfur hexafluoride (gas significantly denser than air) at the Physikshow of the University of Bonn!

The Hour of Code is here

Adults Education Programming
Have you done an Hour of Code yet? Join millions of others at: code.org.