Life
- Animals
Parrots may offer clues to how our intelligence evolved
Studies of the brainy birds’ abilities to use tools, solve puzzles, speak words and more may teach us about how our species got our smarts.
- Animals
Let’s learn about orangutans
These shaggy, red-haired apes are more solitary than other primates, but moms and babies share a strong bond.
- Planets
‘Percy,’ NASA’s rover, finds its first hint of ancient life on Mars
The robot examined a Mars rock containing organic compounds and “leopard spots.” On Earth, such spots usually come from microbial life.
- Animals
The last woolly mammoths offer new clues to why this species died out
The last woolly mammoth herd experienced a drop in genetic variation. But this is likely not what doomed these majestic beasts to extinction, new data suggest.
- Animals
Metal gives the teeth of Komodo dragons their super strength
Investigating Komodo dragons' ironclad teeth in greater detail could also help solve a dental mystery in dinosaurs.
- Plants
Many flowers and ferns lure in ants as bodyguards
With an offer of a nectar meal, ferns and flowering plants have been bribing ants to fend off predatory insects — since before the rise of T. rex.
- Genetics
Scientists Say: Telomere
These protective caps at the ends of chromosomes play a key role in cell replication.
- Animals
A childhood dog inspired this veterinarian to help others
Sunday Agbonika runs the organization Dogalov, which uses animals to help support neurodivergent children in Africa.
- Animals
Freeze-drying turned a woolly mammoth’s DNA into ‘chromoglass’
The 3-D structure of this now-glassy DNA revealed similarities — and differences — between woolly mammoths and elephants.
- Animals
Balmy ‘saunas’ help frogs fend off a deadly fungus
Hanging out in small sun-warmed hideaways could help some frogs resist deadly chytrid fungus, a new study finds.
- Fossils
Stunning trilobite fossils include never-before-seen soft tissues
Well-preserved fossils from Morocco help reveal the weird way trilobites ate and perhaps why these iconic animals went extinct.
- Brain
Just how brainy was a T. rex?
A debate rages over how to count brain cells in dinosaurs. At issue: figuring out how these extinct animals’ likely behaved.
