Northern hemisphere summers warmest in 600 years (Update)
Harvard researchers are adding statistical nuance to our understanding of how modern and historical temperatures compare.
Apr 10, 2013
3.5 / 5 (28)
112
|
Apr 10, 2013
3.5 / 5 (28)
112
|
Researchers use volcanic islands to measure how rainfall sets the pace of landscape formation
If you've ever stood on a hill during a rainstorm, you've probably witnessed landscape evolution, at least on a small scale: rivulets of water streaming down a slope, cutting deeper trenches in the earth ...
Apr 10, 2013
5 / 5 (1)
0
|
Pottery reveals Ice Age hunter-gatherers' taste for fish
Hunter-gatherers living in glacial conditions produced pots for cooking fish, according to the findings of a pioneering new study led by the University of York which reports the earliest direct evidence for the use of ceramic ...
Apr 10, 2013
4.5 / 5 (2)
0
|
World's oldest dinosaur embryo bonebed yields organic remains
The great age of the embryos is unusual because almost all known dinosaur embryos are from the Cretaceous Period. The Cretaceous ended some 125 million years after the bones at the Lufeng site were buried ...
Apr 10, 2013
4.9 / 5 (17)
2
|
Astronomers using Keck Observatory discover rain falling from Saturn's rings
(Phys.org) —NASA funded observations on the W. M. Keck Observatory with analysis led by the University of Leicester, England tracked the "rain" of charged water particles into the atmosphere of Saturn and ...
Apr 10, 2013
5 / 5 (11)
9
|
Diatoms explain release of CO2
(Phys.org) —Scientists have found unexpectedly high concentrations of opal, a mineral containing silicate, in marine sediments during the transition periods from ice ages to warm phases. The explanation ...
Apr 10, 2013
5 / 5 (4)
4
|
CO2 at work during last global 'hot spell' but hardly alone
(Phys.org) —UC Santa Cruz ocean sciences professor Christina Ravelo is part of an international team that is using ocean floor sediment samples to compile data on past periods of global warming in order ...
Apr 08, 2013
5 / 5 (2)
6
Breakthrough in chemical crystallography
A research team led by Professor Makoto Fujita of the University of Tokyo, Japan, and complemented by Academy Professor Kari Rissanen of the University of Jyväskylä, Finland, has made a fundamental breakthrough in single-crystal ...
Apr 05, 2013
5 / 5 (5)
1
Are our textbooks wrong? Astronomers clash over Hubble's legacy
Edwin Hubble's contributions to astronomy earned him the honor of having his name bestowed upon arguably the most famous space telescope (the Hubble Space Telescope, HST). Contributions that are often attributed ...
Apr 05, 2013
3.8 / 5 (12)
69
Revealing the weapons by which bacteria fight each other
A new study which was performed jointly at Umea University and the University of Washington in Seattle, USA, discovered that bacteria can degrade the cell membrane of bacterial competitors with enzymes that do not harm their ...
Apr 04, 2013
5 / 5 (1)
0
Researchers discover plants are enormous water users
(Phys.org) —A new study published today in Nature by researchers at the University of New Mexico indicates the immense amount of fresh water used by plants and its movement during their life cycle has si ...
Apr 04, 2013
3.8 / 5 (8)
8
|
All-optical magnetic switching promises terahertz-speed hard drive and RAM memory
(Phys.org) —Researchers at the Ames Laboratory, Iowa State University, and the University of Crete in Greece have found a new way to switch magnetism that is at least 1000 times faster than currently used ...
Apr 03, 2013
4.9 / 5 (23)
7
|
Nanotechnology transforms molecular beams into functional nano-devices with controlled atomic architectures
Semiconductor nanowires are quasi-one-dimensional nanomaterials that have sparked a surge of interest as one of the most powerful and versatile nanotechnological building blocks with actual or potential impact on nanoelectronics, ...
Apr 03, 2013
not rated yet
0
Ancient pool of warm water questions current climate models
A huge pool of warm water that stretched out from Indonesia over to Africa and South America four million years ago suggests climate models might be too conservative in forecasting tropical changes.
Apr 03, 2013
3.3 / 5 (6)
11
|
Thin clouds drove Greenland's record-breaking 2012 ice melt
(Phys.org) —If the sheet of ice covering Greenland were to melt in its entirety tomorrow, global sea levels would rise by 24 feet.
Apr 03, 2013
5 / 5 (5)
0
|
