Ancient Earth
Dinosaurs, mass extinctions and the planet that came before this one.
- 01
Tigers plan their kills like a chess match
they don't just leap; there's a surprising amount of thinking involved before the pounce
- 02
Wood that refused to rot for 60 million years
Imagine trying to eat something that doesn't break down. Some ancient bugs were stuck!
- 03
Baby elephants still need mama for years
Those little giants are actually super vulnerable for years, relying on their family's watchful eyes
- 04
That gentle giant weighed a whole ton
Who knew something so massive could be so chill? Let's meet this gentle powerhouse
- 05
Cicadas spend years underground for a brief, noisy emergence
Imagine living for 17 years in total darkness, only to surface for a few weeks of frantic activity. That's the life of a periodical cicada.
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The tiny patches of Earth that never spent a single day underwater
Mount Everest spent millions of years at the bottom of an ocean, but a few ancient rocks in Australia have remained dry land for 3.5 billion years.
Peregrine Falcon: The Deadly Living Missile
It weighs less than a house cat, yet it can accelerate past 200 miles per hour in seconds. The peregrine falcon isn't just fast; it weaponizes physics.
Some Lakes Kill Everything That Gets Close
Forget sharks and piranhas; some lakes are so chemically unstable or gas-filled that they can suffocate or dissolve life within minutes. These aren't just swimming hazards, they're liquid death traps.
Cicadas spend years underground for a brief, noisy emergence
Imagine living for 17 years in total darkness, only to surface for a few weeks of frantic activity. That's the life of a periodical cicada.
Tigers plan their kills like a chess match
they don't just leap; there's a surprising amount of thinking involved before the pounce
Baby elephants still need mama for years
Those little giants are actually super vulnerable for years, relying on their family's watchful eyes
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Earth's first plants were purple
Turns out, green wasn't the OG color for all plants
Why dog pregnancies can drag on so long
That puppy waiting game? It can actually double or even triple in length!
Wasps make caterpillars into zombie guards
These tiny wasps turn caterpillars into defenders for their own babies
Some Lakes Kill Everything That Gets Close
Forget sharks and piranhas; some lakes are so chemically unstable or gas-filled that they can suffocate or dissolve life within minutes. These aren't just swimming hazards, they're liquid death traps.
The tiny patches of Earth that never spent a single day underwater
Mount Everest spent millions of years at the bottom of an ocean, but a few ancient rocks in Australia have remained dry land for 3.5 billion years.
Your brain still screams snake danger
That sudden fright? It's ancient survival instinct kicking in
Every episode in Long Ago
What caused the majority of the different mineral types found on Earth today?
Where did prehistoric Megalodons leave their young to protect them from larger predators?
What allowed Meganeura, a prehistoric ancestor of the dragonfly, to grow the size of a pigeon?
What geologic evidence explains why a massive waterfall once existed at the Strait of Gibraltar?
Explore other rabbit holes
All categories →Glass frogs, immortal jellyfish, and shrimp that punch faster than bullets.
More of Earth is underwater than mapped. The strangest life on the planet hides down there.
Black holes, dying stars, and worlds where it rains diamonds.
Your body breaks every rule it taught you in biology class.
Tardigrades, viruses and the invisible kingdoms living on you.
Quantum entanglement, time dilation and experiments that broke physics.
How machines, code, and inventions actually work.
Optical tricks, memory glitches and the colours that don't really exist.
Storms, eruptions, and creatures so deadly evolution made them glow.