The weirdest (and coolest) tongues in the animal kingdom
Lesson duration 05:17
An alligator snapping turtle lures its prey using a blood-engorged tongue that resembles a...
Lesson duration 05:17
An alligator snapping turtle lures its prey using a blood-engorged tongue that resembles a...
Lesson duration 04:51
When Cadmus walked the Earth, just a few generations separated him from his divine ancestors....
Lesson duration 05:21
Recent studies found that elite runners can take in twice as much oxygen as non-runners. And it’s...
Lesson duration 05:43
Globally, around 23 million pregnancies end in miscarriage each year. Despite how common it is,...
Lesson duration 08:44
As a self-proclaimed radical street librarian, Storybook Maze makes books appear where they’re...
Lesson duration 04:54
Stars have cores hot and dense enough to force atomic nuclei together, forming larger, heavier...
Lesson duration 05:29
Each year, approximately 20 million people receive a cancer diagnosis. At that time, a patient...
Lesson duration 04:48
According to legend, in the 27th century BCE, the Yellow Emperor of China charged his historian,...
Lesson duration 05:37
When Queen Jocasta of Thebes gave birth to Oedipus, a grim air seized the occasion. Her husband,...
Lesson duration 09:45
There's a right way and wrong way to do empathy, says author and scholar Chezare A. Warren. So...
Lesson duration 06:13
You’ve spent months creating a basketball-playing robot, the Dunk-O-Matic, and you’re excited to...
Lesson duration 05:26
The world is always abuzz with sounds, many of which human ears simply can’t hear. However, other...
Lesson duration 06:11
According to legend, the renowned scholar Jalaluddin Muhammad Rumi was giving a lecture when a...
Lesson duration 05:31
In 1970, neurosurgeon Robert White and his team carted two monkeys into an operating room to...
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Ice cream has a unique role in our world’s history, culture, and cravings. The first accounts of...
Lesson duration 04:54
Typically, with any piece of technology, you pump one unit of energy in and you get about one...
Lesson duration 05:34
Spelling reformers have been advocating for changes to make English spelling more intuitive and...
Lesson duration 04:43
A couple has been considering getting engaged, but they’re worried about divorce statistics. An...
Lesson duration 05:51
Under certain conditions, the idea of a dictator can sound appealing, like when a democracy isn’t...
Lesson duration 05:38
In the millions of years since oxygen began saturating Earth’s oceans and atmosphere, most...
Lesson duration 18:38
In a scorching talk, marketing professor and podcaster Scott Galloway dissects the data showing...
Lesson duration 05:10
Philosopher Hannah Arendt was a German Jew who dedicated herself to understanding how the Nazi...
Lesson duration 05:13
For most of the world’s 4,000 mayfly species, adulthood lasts roughly one day. And for some...
Lesson duration 06:09
Many people would say the connection between happiness and gratefulness is very simple: when you...