TED-Ed
TED-Ed: What's a smartphone made of? - Kim Preshoff
As of 2018, there are around 2.5 billion smartphone users in the world. If we broke open all the newest phones and split them into their component parts, that would produce around 85,000 kg of gold, 875,000 of silver, and 40,000,000 of...
SciShow
Why Sexy Is Sexy
Hank delves into the scientific reasons behind why we are attracted to the people we're attracted to. It's complicated.
Crash Course
How Can Infrastructure Help Us Stop Outbreaks? Crash Course Outbreak Science
When you think about the technology that helps us prevent outbreaks, what do you think of? Vaccines? Lab tests? Medications? What about toilets? That's right! Toilets are an important piece of technology that can help us prevent...
SciShow
Turning Astronaut Pee Into Plastic
NASA recently sponsored new research into turning human waste into useful things, like food and plastic. And it might be used on long-term spaceflight someday.
TED Talks
Arthur Potts Dawson: A vision for sustainable restaurants
If you've been in a restaurant kitchen, you've seen how much food, water and energy can be wasted there. Chef Arthur Potts-Dawson shares his very personal vision for drastically reducing restaurant, and supermarket, waste -- creating...
TED Talks
Ray Anderson: The business logic of sustainability
At his carpet company, Ray Anderson has increased sales and doubled profits while turning the traditional "take / make / waste" industrial system on its head. In a gentle, understated way, he shares a powerful vision for sustainable...
TED Talks
Leyla Acaroglu: Paper beats plastic? How to rethink environmental folklore
Most of us want to do the right thing when it comes to the environment. But things aren’t as simple as opting for the paper bag, says sustainability strategist Leyla Acaroglu. A bold call for us to let go of tightly-held green myths and...
SciShow
Apocalypse Averted, Colossal Squid, & Rocket to the Sun?
Hank tells us about near-earth objects & primordial black holes; new developments in evolutionary genetics; a giant squid & a giant radio telescope; & answers viewer questions about disposing of nuclear waste in space.
SciShow
What to Do With All This Space Poo?
There are so many things we can do with poo! Waste is the enemy in matters of space exploration, but there are plenty of ways to use that waste to help make a mission successful.
SciShow
Shrimp Treadmills and 5 Other Odd Research Projects
Science isn't always a straightforward process. Here are 6 seemingly odd but absolutely creative ways researchers have approached their subjects.
TED-Ed
TED-ED: What causes constipation? - Heba Shaheed
Visiting the bathroom is part of the daily human experience. But occasionally, constipation, a condition that causes a backup in your digestive system, strikes. In some especially uncomfortable cases, the food you eat can take several...
SciShow
How Hyraxes Preserve the Past in Poo
Scientists who piece together our past can do so through the rare fossil or artifact, or they can go to one convenient location: a hyrax latrine.
SciShow
What Happens If You Stop Pooping?
Constipation is no fun. Luckily, it can usually be remedied with a handful of prunes, a few cups of coffee, and some patience. However, if you don't poop for a long, long time, constipation can develop into some serious health problems.
TED-Ed
A brief history of toilets | Francis de los Reyes
On sunny days, citizens of ancient Rome could be found exchanging news and gossip while attending to more urgent business at the public latrines. Today, most cultures consider trips to the restroom to be a more private occasion. But even...
TED Talks
TED: The global food waste scandal | Tristram Stuart
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.
SciShow
The Future of Driving | Compilation
Self driving cars and self-repairing roads: the future of driving is bright, or at least less aggravating.
Be Smart
How Poop Shapes the World
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....
Amoeba Sisters
Gene Regulation and the Order of the Operon
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.
SciShow
Liquid Fluoride Thorium Reactors LFTR Energy for the Future
Hank addresses a highly requested topic - liquid fluoride thorium reactors - and tells us how LFTR might be the future of energy in ... China?
SciShow
When a cow has to go, does it ask other cows to "moove?" #shorts #science #ecology #cows
When a cow has to go, does it ask other cows to "moove?" #shorts #science #ecology #cows
SciShow
This comb jelly literally tears itself a new one. #throwbackthursday #shorts #science #SciShow
This comb jelly literally tears itself a new one. #throwbackthursday #shorts #science #SciShow
SciShow
Fish Pee: The Coral Reef Superfood
Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!
SciShow
This Animal Has a Retractable Anus
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.