MinuteEarth
Why Did T Rex Have Such Tiny Arms?
It's easy to assume that every trait - including stubby arms on a terrifying predator - must be beneficial, but the forces of evolution don't really work like that.
MinuteEarth
Why Do We STILL Use Lead Pipes?!
We've known for millennia that lead pipes could make us sick, so why are we still drinking from them?
MinuteEarth
Our Lungs Have A Fatal Flaw
Our respiratory systems do a great job of protecting us, but they are no match for the smallest pollution particles created by the modern world.
TED-Ed
TED-Ed: The loathsome, lethal mosquito - Rose Eveleth
Everyone hates mosquitos. Besides the annoying buzzing and biting, mosquito-borne diseases like malaria kill over a million people each year (plus horses, dogs and cats). And over the past 100 million years, they've gotten good at their...
MinuteEarth
Why "Nothing" Matters in Science
Null results often get a bad rap, sometimes characterized as a study "finding nothing," but there's a lot we can learn from studies whose results fail to support their hypotheses.
MinuteEarth
Why People Hate Hyenas
Throughout history and around the world, most people dislike hyenas. But why?
MinuteEarth
Screens are NOT the reason kids need glasses 👀
Way more kids have fuzzy vision these days because we spend less time in outdoor light, which makes our eyeballs longer.
MinuteEarth
The Plant That’s Full Of Metal
The amount of metal some special plants are able to take up from the soil would be toxic enough to an average plant to kill it several times over.
TED-Ed
TED-ED: The case of the vanishing honeybees - Emma Bryce
In the past decade, the US honeybee population has been decreasing at an alarming and unprecedented rate. While this is obviously bad news for honeypots everywhere, bees also help feed us in a bigger way -- by pollinating our nation's...
MinuteEarth
The Best Pokémon (According to Science)
There’s lots of debate as to which original starter Pokémon is the best fighter among squirtle, bulbasaur, charmander, and pikachu, but only one is the most biologically plausible.
MinuteEarth
Why Do Humans Vomit So Much? 🤮
In an effort to protect us from getting killed by something we’ve ingested, our brain’s vomit control center processes a lot of information from several different places … and sometimes is a little overly cautious.
TED-Ed
TED-ED: Penguins: Popularity, peril and poop - Dyan deNapoli
Penguins are odd birds. For one, they cannot fly (but they are amazing swimmers), and, contrary to popular belief, the majority of penguin populations live in warmer regions. But these beloved birds are in danger, with populations...
MinuteEarth
Do Other Diseases Have "Long" Versions?
COVID isn’t the only virus to cause long-lasting symptoms. Other viruses - including the flu - can have similar enduring effects on our tissues and immune systems.
MinuteEarth
Will Gas Stations Survive?
Although it’s not likely to happen soon, someday gas stations may be replaced by (or turn into) another type of fueling station, because no fuel or mode of transportation is forever
MinuteEarth
How To Hear Halfway Around The World
Sounds in the ocean can travel more than 10,000 miles - that's halfway around the world! Here's how.
MinuteEarth
Vampire Life is Hard
Blood-suckers may seem like they have it easy, but feeding on blood comes with a lot of challenges.
Bozeman Science
Stimulated Emission
In this video Paul Andersen explains how stimulated emission can be used to create coherent light. When an atom absorbs a photon it moves to a higher energy level through stimulated absorption. It may then release a photon and moves to a...
TED-Ed
TED-Ed: What would happen if every human suddenly disappeared? - Dan Kwartler
Human beings are everywhere. With settlements on every continent, we can be found in the most isolated corners of Earth's jungles, oceans and tundras. Our impact is so profound, most scientists believe humanity has left a permanent mark...
TED-Ed
TED-ED: When will the next mass extinction occur? - Borths, D'Emic, and Pritchard
About 66 million years ago, a terrible extinction event wiped out the dinosaurs. But it wasn't the only event of this kind -- extinctions of various severity have occurred throughout the Earth's history -- and are still happening all...
TED-Ed
TED-Ed: How smart are dolphins? - Lori Marino
Dolphins are one of the smartest animal species on Earth. In fact, their encephalization quotient (their brain size compared to the average for their body size) is second only to humans. But exactly how smart are they? Lori Marino...
MinuteEarth
The Science of Roadkill
Surprisingly, flattened fauna can teach us a lot about wildlife biology.
MinuteEarth
Why Most New Species Are Discovered By Amateurs
Most new species are discovered by amateurs because nowadays non-professionals are actually better suited to the requirements of new species “discovery.”
MinuteEarth
Why Exercise Is Hard
Because exercise isn't essential for short-term survival, we don't exercise enough, so we need to reincorporate purposeful physical activity into our lives.
MinuteEarth
MinuteEarth Explains: Human Evolution
In this collection of classic MinuteEarth videos, we answer the question "why are you the way that you are?"