News tagged with years
Earth has warmed 0.4 C in 30 years
Space & Earth / Earth Sciences
Dec 11, 2008 |
4.3 / 5 (56) |
37
(PhysOrg.com) -- Half of the globe has warmed at least one half of one degree Fahrenheit (0.3 C) in the past 30 years, while half of that -- a full quarter of the globe -- warmed at least one full degree Fahrenheit ...
Global warming greatest in past decade
Space & Earth / Earth Sciences
Sep 01, 2008 |
3 / 5 (79) |
73
Researchers confirm that surface temperatures in the Northern Hemisphere were warmer over the last 10 years than any time during the last 1300 years, and, if the climate scientists include the somewhat controversial data ...
Why is Greenland covered in ice?
Space & Earth / Earth Sciences
Aug 27, 2008 |
3.7 / 5 (63) |
14
There have been many reports in the media about the effects of global warming on the Greenland ice-sheet, but there is still great uncertainty as to why there is an ice-sheet there at all.
Fujitsu's 'Laptop4Life' program gives you a new laptop every 3 years
Electronics / Consumer & Gadgets
Dec 01, 2008 |
4.1 / 5 (54) |
13
(PhysOrg.com) -- Buy any LifeBook laptop from Fujitsu Siemens, and the company will provide you with a new laptop every three years until you die. The only requirements are that you need to buy a three-year ...
Without enzyme, biological reaction essential to life takes 2.3 billion years
Biology /
Nov 11, 2008 |
4.4 / 5 (44) |
51
All biological reactions within human cells depend on enzymes. Their power as catalysts enables biological reactions to occur usually in milliseconds. But how slowly would these reactions proceed spontaneously, in the absence ...
100 million years AD
Space & Earth / Earth Sciences
Sep 26, 2008 |
2.8 / 5 (62) |
58
(PhysOrg.com) -- Jan Zalasiewicz, a lecturer in geology at the University of Leicester, has published a new study looking at the lasting impression made by mankind -100 million years hence. He takes the perspective of alien ...
Reconnaissance Orbiter Reveals Details of a Wetter Mars
Space & Earth / Space Exploration
Oct 28, 2008 |
4.3 / 5 (39) |
18
(PhysOrg.com) -- NASA's Mars Reconnaissance Orbiter has observed a new category of minerals spread across large regions of Mars. This discovery suggests that liquid water remained on the planet's surface a ...
Snapshot of past climate reveals no ice in Antarctica millions of years ago
Space & Earth / Earth Sciences
Jul 28, 2008 |
4.3 / 5 (39) |
13
A snapshot of New Zealand's climate 40 million years ago reveals a greenhouse Earth, with warmer seas and little or no ice in Antarctica, according to research published this week in the journal Geology.
Moon geology could solve three mysteries of early Earth
Space & Earth / Earth Sciences
Dec 08, 2008 |
4.1 / 5 (37) |
8
(PhysOrg.com) -- Not much is known about the Earth before 4 billion years ago, the earliest period in the planet’s 4.5-billion-year history. Because Earth has lost almost all geological records of this era ...
Colossal black holes common in early universe
Oct 16, 2008 |
4.4 / 5 (34) |
5
Astronomers think that many - perhaps all - galaxies in the universe contain massive black holes at their centers. New observations with the Submillimeter Array now suggest that such colossal black holes were ...
Volcanic eruptions wiped out ocean life 93 million years ago
Space & Earth / Earth Sciences
Jul 16, 2008 |
3.8 / 5 (38) |
8
University of Alberta scientists contend they have the answer to mass extinction of animals and plants 93 million years ago. The answer, research has uncovered, has been found at the bottom of the sea floor where lava fountains ...
Earliest Animal Footprints Ever Found -- Discovered in Nevada
Other Sciences / Archaeology & Fossils
Oct 05, 2008 |
4.6 / 5 (30) |
6
The fossilized trail of an aquatic creature suggests that animals walked using legs at least 30 million years earlier than had been thought. The tracks -- two parallel rows of small dots, each about 2 millimeters ...
Scientists uncover miscalculation in geological undersea record
Space & Earth / Earth Sciences
Sep 10, 2008 |
4.5 / 5 (28) |
3
The precise timing of the origin of life on Earth and the changes in life during the past 4.5 billion years has been a subject of great controversy for the past century. The principal indicator of the amount of organic carbon ...
Mysterious space blob discovered at cosmic dawn (w/Video)
Apr 22, 2009 |
4.9 / 5 (25) |
7
(PhysOrg.com) -- A team of astronomers, led by Carnegie's Masami Ouchi, have discovered a mysterious, giant object that existed when the universe was only 800 million years old. Dubbed an extended "Lyman-Alpha ...
Ancient Galactic Magnetic Fields Stronger than Expected
Jul 23, 2008 |
4.5 / 5 (27) |
23
(PhysOrg.com) -- Mining the far reaches of the universe for clues about its past, a team of scientists including Philipp Kronberg of Los Alamos National Laboratory has proposed that magnetic fields of ancient galaxies like ...
