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Analyze This: How big was the biggest T. rex ?
Only around 80 fossil Tyrannosaurus rex skeletons have been found. They probably don’t include the biggest T. rex that ever lived.
Let’s learn about ancient pyramids
You may have heard of pyramids built in ancient Egypt — but what about ones built elsewhere in Africa, Europe and the Americas?
Scientists Say: Monotreme
These animals are the only egg-laying mammals on Earth.
To keep their pools clean, some tadpoles don’t poop for weeks
Eiffinger’s tree frog tadpoles store their solid waste in an intestinal pouch. This releases less toxic ammonia into their watery cribs.
Explainer: How volcanoes erupt
Magma can sit underground for tens, hundreds or even thousands of years before an influx of new magma or gush of gas triggers a volcano to erupt.
Earthquakes upped the death toll at Pompeii
Broken bodies found at a house in Pompeii suggest that earthquakes played a role in the legendary tragedy.
Why you shouldn’t just brush off dandruff
Research points to certain yeast and bacteria as culprits behind some dandruff. Special shampoos or prescription cleansers can help.
Science works to demystify hair and help it behave
Research explores new ways to classify hair — from loose curls to tight coils — along with ways to control it and improve its looks and health.
It’s electric! Long-sought new field found in Earth’s atmosphere
This ambipolar electric field is weak. Yet it’s still strong enough to control the evolution of Earth’s upper atmosphere — and maybe life as we know it.
Insect-eating plants digest faster with a fungal friend
Insects stuck in sundews’ sticky goo break down faster when the plants host an enzyme-making fungus.
Math reveals how skateboarders can ramp up their half-pipe power
To pick up speed, half-pipe skaters pump — move between crouching and standing — as they roll. A new study shows the fastest way to the top.
Scientists Say: Quantum dot
Quantum dots are nanosized specks whose properties are governed by the strange rules of quantum physics.
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