Western countries throw out nearly half of their food, not because it’s inedible -- but because it doesn’t look appealing. Tristram Stuart delves into the shocking data of wasted food, calling for a more responsible use of global resources.

Self driving cars and self-repairing roads: the future of driving is bright, or at least less aggravating.

Waste not, want not.... right? Poop, in all of its various forms throughout nature, shapes the world in ways you might not imagine. One creature's waste is another's fuel, and all over nature these leftovers help new life spring up....

Explore gene expression with the Amoeba Sisters, including the fascinating Lac Operon found in bacteria! Learn how genes can be turned "on" and "off" and why this is essential for cellular function.

Hank addresses a highly requested topic - liquid fluoride thorium reactors - and tells us how LFTR might be the future of energy in ... China?

When a cow has to go, does it ask other cows to "moove?" #shorts #science #ecology #cows

This comb jelly literally tears itself a new one. #throwbackthursday #shorts #science #SciShow

Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!

Most animals keep their poop chutes on the opposite side of their body from where they eat. But that doesn’t mean it’s always the case, and bryozoans are great examples of how creative you can get with where you put your anus.

In ancient Egypt, there was a spell that declared, "Be far from me, O vile cockroach." Thousands of years later, we're still trying to oust these insects. But from poison traps to brandished slippers, cockroaches seem to weather just...

Scientists have found a hidden network in the brain, and it might prevent people from developing certain diseases.

One of the most commonly googled questions in the world is why feces can be green. Well, Quick Questions has the answer!

Less than 10% of plastic trash is recycled -- compared to almost 90% of metals -- because of the massively complicated problem of finding and sorting the different kinds. Frustrated by this waste, Mike Biddle has developed a cheap and...

Vultures, you eat old, putrid dead things for a living. How is that not killing you? Hank explains the secret weapons vultures use to fight off disease, avoid predators, and beat the heat. Prepare for a Sci-Show Gross-Out!

Plastic is an incredible substance for the economy -- and the worst substance possible for the environment, says entrepreneur Andrew Forrest. In a conversation meant to spark debate, Forrest and head of TED Chris Anderson discuss an...

The old combined sewer systems of many major cities are no match for modern storms and impermeable surfaces.

In Agbogbloshie, a community in Accra, Ghana, people descend on a scrapyard to mine electronic waste for recyclable materials. Without formal training, these urban miners often teach themselves the workings of electronics by taking them...

What the astronauts felt when they saw earth from space changed them forever. Author and artist Benjamin Grant aims to provoke this same feeling of overwhelming scale and beauty in each of us through a series of stunning satellite images...

Toxic waste, by definition, is harmful to living things, but there are actually a bunch of plants, animals, fungi, and microbes that can help us clean it up! Chapters OYSTER MUSHROOMS 0:49 SUNFLOWERS 3:06 3 BIVALVES 5:11 BONFIRE MOSS...

We're not in a clean energy revolution; we're in a clean energy crisis, says climate policy expert Michael Shellenberger. His surprising solution: nuclear. In this passionate talk, he explains why it's time to overcome longstanding fears...

In this video Paul Andersen gives an overview of the human urinary system. The system consist of the kidneys, ureters, bladder, and urethra. The kidneys excrete waste from the blood in urine. He explains how the nephron is responsible...

Even though you probably don't choose to spend a lot of time thinking about it, your pee is kind of a big deal. Today we're talking about the anatomy of your urinary system, and how your kidneys filter metabolic waste and balance salt...

In Brazil, "catadores" collect junk and recyclables. But while they provide a vital service that benefits all, they are nearly invisible as they roam the streets. Enter graffiti artist Mundano, a TED Fellow. In a spirited talk, he...

The human body has a few built-in methods for getting rid of toxins. Sweating seems like it should be one of them, but it isn't doing as much as you think.