5,518 results
5,518 results for: Forests
- Paleontology
Humans may have taken different path into Americas than thought
An ice-free corridor through the North American Arctic may have been too barren to support the first human migrations into the New World.
- Chemistry
New, greener catalysts are built for speed
Researchers are designing catalysts to move chemical reactions without using precious metals, or at least using less of them.
- Health & Medicine
When it comes to antimicrobial resistance, watch out for wildlife
Focusing on antimicrobial resistance in hospitals and farms misses a big and not well understood part of the issue: wildlife.
- Archaeology
Easter Island people used sharpened stones as tools, not weapons
Sharp-edged stone tools enabled daily survival, not warfare, on Easter Island.
- Animals
Chemical behind popcorn’s aroma gives a bearcat its signature scent
Bearcats smell like popcorn. Now scientists now why: The chemical responsible for popcorn’s alluring scent has been found in bearcat pee.
- Health & Medicine
Cancer cells cast a sweet spell on the immune system
Tumors have surface sugars that persuade the body’s defenses to look the other way. New therapies are being devised to break the trance.
- Animals
Three-toed sloths are even more slothful than two-toed sloths
The three-toed sloth Bradypus variegatus has the lowest field metabolic rate ever recorded, a new study finds.
- Life
Many Amazon trees endangered
Large numbers of Amazon tree species are threatened by deforestation.
- Animals
New tree frog genus discovered in India
Researchers unveil a newly identified tree frog genus from northeastern India that eats mom’s eggs.
- Plants
‘Lab Girl’ invites readers into hidden world of plants
In Lab Girl, geobiologist Hope Jahren reveals secret lives of plants — and scientists.
- Life
Cities create accidental experiments in plant, animal evolution
To look for evolution in human-scale time, pick a city and watch a lizard. Or some clover.
- Archaeology
Lasers unveil secrets and mysteries of Angkor Wat
The world’s largest temple, Cambodia’s Angkor Wat, was revealed by laser and radar studies to be part of a sprawling medieval metropolis.
