Up Next
Back to Show
It's Okay to Be Smart
ЩΉӨ BЦIᄂƬ ƬΉΣ PYЯΛMIDƧ - Who Built The Pyramids
Season 5
Episode 19
when the pyramids were built, the ancient Egyptians hadn’t invented the wheel, developed bronze tools, or discovered pi. How were they able to stack two million stone blocks, each weighing more than two tons, into precise geometric alignments that would survive more than 4,000 years and capture the imaginations of explorers throughout history? They did it the same way we always have: by trial and
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
13:58
The secret physics at the core of every syllable, starting with the first words we speak.
9:56
The glow from faster-than-light particles gives us a unique way to explore the universe.
10:40
A mysterious and highly impactful phenomenon that scientists are still learning about.
9:10
Countershading is everywhere, and it may be nature’s most successful form of camouflage.
12:59
Global warming means more air conditioning…causing more warming 🤦. Could new chemistry he
14:49
How does iridescence work? From rainbow bubbles to beautiful birds, bugs, and gemstones.
11:53
Under house arrest in Egypt, one mathematician transformed how we examine the world.
8:32
Animals as simple as bees and as complex as you and me and have fun too!
13:10
We explore why embarrassment has lasted through evolution and its function.
13:49
We are in search of the blackest black things on Earth and why.
14:24
Knowing exactly what a “second” is is more complicated than you might think!
13:41
The secret is In order to know WHERE you are, you need to first know WHEN you are.