5,522 results
5,522 results for: Forests
- Paleontology
Mastodons in Musth: Tusks may chronicle battles between males
Damage in the fossil tusks of male mastodons suggests that the creatures engaged in fierce combat with rival males at a certain time of year each year of their adult lives.
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Age Becomes Her: Male chimpanzees favor old females as mates
Male chimpanzees in Uganda prefer to mate with older females, a possible sign of males' need to identify successful mothers in a promiscuous mating system.
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Oceans reveal secrets of viruses
Scientists have completed the first survey of virus DNA in oceans around the world.
- Earth
Woods to Waters: Wildfires amplify mercury contamination in fish
Forest fires mobilize mercury from the soil and can send the toxic metal into nearby streams and lakes where it accumulates in fish.
- Animals
Extreme Tongue: Bat excels at saying ‘Aah’
The new champion among mammals at sticking out its tongue is a small bat from Ecuador.
- Paleontology
Mammals started flying when birds did
The first gliding mammal winged through forests at least 70 million years earlier than scientists had previously presumed, a new fossil shows. The specimen dates from about 150 million years ago, during the time when birds were developing flight. ANCIENT GLIDER. Volaticotherium antiquus was gliding through ancient forests 150 million years ago. The creature weighed […]
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Aging Lessons: Training gives elderly practical assistance
Sessions aimed at improving memory, reasoning, or visual concentration in healthy elderly people yield notable cognitive returns, even 5 years later, a long-term study suggests. The training largely protected the participants from age-related declines in the ability to perform everyday tasks such as preparing meals, doing housework, and managing money. A handful of booster sessions […]
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Message Songs: Wild gibbons warble with a simple syntax
Gibbons, a line of apes in southeastern Asia, rearrange their songs in order to communicate with one another.
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Stem cells float in amniotic fluid
Scientists have discovered a new type of stem cell in the fluid that bathes fetuses in the womb.
- Health & Medicine
Old cure may offer new malaria option
An herbal-tea remedy for malaria contains a component that may form the basis of a novel drug against the disease.
- Anthropology
Chimpanzee Stone Age: Finds in Africa rock prehistory of tools
Researchers have uncovered evidence of a chimpanzee stone age that started at least 4,300 years ago in West Africa.
- Animals
Too Few Jaws: Shark declines let rays overgraze scallops
A shortage of big sharks on the U.S. East Coast is letting their prey flourish, and that prey is going hog wild, demolishing bay scallop populations.
