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Low Extinction Rates Made California a Refuge for Diverse Plant Species
January 9, 2013 — The remarkable diversity of California's plant life is largely the result of low extinction rates over the past 45 million years, according to a new study. Although many new species have evolved in ... > full story -
Unlocking Sorghum's Gene Bank
January 3, 2013 — Climate change poses a major challenge to humanity’s ability to feed its growing population. But a new study of sorghum promises to make this crop an invaluable asset in facing that ... > full story -
Thirty-Three New Trapdoor Spider Species Discovered in the American Southwest
December 20, 2012 — A researcher reports the discovery of 33 new trapdoor spider species from the US. Most species are from California, a biodiversity hotspot, and represents the largest discovery of new animal species ... > full story -
Scientists 'Surprised' to Discover Very Early Ancestors Survived on Tropical Plants, New Study Suggests
December 14, 2012 — Between three million and 3.5 million years ago, the diet of our very early ancestors in central Africa is likely to have consisted mainly of tropical grasses and sedges, new research ... > full story -
Ancient Drawings in Peruvian Desert: New Light on the Nazca Lines
December 10, 2012 — Archaeologists gain insight into ancient desert drawings – by walking them. Archaeologists have completed highly detailed research into the Nazca Lines – enigmatic drawings created ... > full story -
Dust's Warming Counters Half of Its Cooling Effect
October 31, 2012 — Dust that routinely rises above the world's deserts causes a more significant localized warming effect than previously thought, a new study based on NASA field research ... > full story -
Demographic Miracle in the Deserts: Some Plants in Arid Regions Benefit from Climate Change
October 8, 2012 — Dryland ecosystems cover 41% of the Earth’s land surface. These ecosystems are highly vulnerable to global environmental change and desertification. But climate change seems to have a positive ... > full story -
Southern Hemisphere Becoming Drier: Decline in April-May Rainfall Over South-East Australia
October 3, 2012 — A decline in April-May rainfall over south-east Australia is associated with a southward expansion of the subtropical ... > full story -
My Life on Mars: Engineering Student Experiences Life on the Red Planet
October 1, 2012 — As NASA's Curiosity rover scours the surface of Mars and beams pictures of the stark and desolate landscape back to Earth, we've begun to paint a picture of what living on the red planet might ... > full story -
New Clues About Ancient Water Cycles Shed Light on U.S. Deserts
September 27, 2012 — The deserts of Utah and Nevada have not always been dry. Now a researcher has found a new water cycle connection between the U.S. southwest and the tropics, and understanding the processes that have ... > full story
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