5,518 results
5,518 results for: Forests
- Archaeology
La Brea del Sur
Excavations at tar pits in Venezuela suggest that the fossils found there may rival those of the famed Rancho La Brea tar pits in Southern California.
- Earth
Radiation Redux: Forest fires remobilize fallout from bomb tests
A sensor installed to monitor fallout from modern nuclear tests has detected small amounts of radioactive cesium produced by bomb tests decades ago and sent skyward by forest fires.
- Humans
From the August 29, 1936, issue
Fighting forest fires with science, a young Milky Way, and atom-smashing cosmic rays.
- Humans
From the June 26, 1937, issue
Fur fashions from Ethiopian monkeys, the Big Bang as the source of cosmic rays, and ensuring airline pilots get enough oxygen.
- Anthropology
Chimps spread out their tools
Chimpanzees use stones to crack nuts in an African region far from where that behavior was thought to be relegated.
- 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.
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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.
- Archaeology
Muons Meet the Maya
Physicists are exploring the use of muons generated by cosmic rays to explore Mayan archaeological sites and to probe the interiors of volcanoes and shipping containers.
- Tech
Transistors sprout inner forests
By combining nanowires and conventional transistor structures, researchers are creating novel transistors with improved performance and the potential to be easily manufactured.
- 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.
- Earth
Northern Refuge: White spruce survived last ice age in Alaska
Genetic analyses of white spruce trees at sites across North America suggest that some stands of that species endured the harsh climate of Alaska throughout the last ice age.
