News tagged with age
Supervolcano eruption -- in Sumatra -- deforested India 73,000 years ago
Space & Earth / Earth Sciences
Nov 23, 2009 |
4.5 / 5 (17) |
3
A new study provides "incontrovertible evidence" that the volcanic super-eruption of Toba on the island of Sumatra about 73,000 years ago deforested much of central India, some 3,000 miles from the epicenter, ...
After mastodons and mammoths, a transformed landscape
Space & Earth / Earth Sciences
Nov 19, 2009 |
4.6 / 5 (12) |
1
(PhysOrg.com) -- Roughly 15,000 years ago, at the end of the last ice age, North America's vast assemblage of large animals -- including such iconic creatures as mammoths, mastodons, camels, horses, ground ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.9 / 5 (16) |
23
Intervals of regional warmth and cold in the past are linked to the El Niño phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...
Squeak, squeak -- can you hear me now?
Medicine & Health / Neuroscience
Nov 09, 2009 |
5 / 5 (1) |
0
What do you get when you cross a mouse with poor hearing and a mouse with even worse hearing? Ironically, a new strain of mice with "golden ears" - mice that have outstanding hearing as they age.
Researchers link health-care debate to risk of dying in US and Europe
Nov 06, 2009 |
4 / 5 (6) |
2
The current health care debate in the United States is complicated. Trade-offs between heath care expenditures, lifestyle choices and life expectancy have been suggested but seldom clearly demonstrated. The U.S. spends on ...
Archaeologists uncover prehistoric landscape beneath Oxford
Other Sciences / Archaeology & Fossils
Nov 04, 2009 |
4.6 / 5 (8) |
0
(PhysOrg.com) -- Archaeologists excavating the former Radcliffe Infirmary site in Oxford have uncovered evidence of a prehistoric monumental landscape stretching across the gravel terrace between the Thames ...
Life's Ancient Island in the Ice
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.6 / 5 (12) |
3
During the last ice age, massive glaciers covered much of our planet. However, a region of Alaska, Siberia and the Canadian Yukon remained ice-free. This region, known as Beringia, supported unique organisms ...
Elderly depression lessened when relatives keep them informed on family matters
Medicine & Health / Psychology & Psychiatry
Nov 04, 2009 |
not rated yet |
0
The elderly are less likely to feel depressed if their relatives keep them updated about important family matters, a new study indicates.
