(Phys.org)—There's a wobbly new biochemical structure in Burckhard Seelig's lab at the University of Minnesota that may resemble what enzymes looked like billions of years ago, when life on earth began to evolve – long ...
Biochemistry
Jan 30, 2013
11
0
(Phys.org)—The Stress Gradient Hypothesis holds that as stress increases in an ecosystem, mutually supportive interactions become more significant and negative interactions, such as competition, become less so. The idea ...
Ecology
Jan 30, 2013
0
0
senckenberg.jpg)
In the last two years scientists at the Senckenberg research institutes have discovered and described almost 500 new species. Taxonomy and scientific collections are among the most important focal points of the Senckenberg ...
Plants & Animals
Jan 28, 2013
1
0
(Phys.org)—Researchers with Russia's Arctic and Antarctic Research Institute have announced that they have successfully retrieved a clean ice core sample from Lake Vostok in Antarctica. The sample, taken from a bore hole ...
(Phys.org)—The dominant factors in the rise and fall of the diversity of life on Earth has been a point of debate for scientists nearly as long as they have studied the processes of evolution.
Earth Sciences
Jan 10, 2013
1
0
The 1969 "Woodstock" song by Joni Mitchell, it turns out, was onto something: "We are stardust / billion-year-old carbon."
Other
Jan 8, 2013
0
0
(Phys.org)—A group of US researchers studying some of the oldest rocks in the world in the Pilbara region of Western Australia, say they have found the oldest traces of life on Earth, dated at 3.49 billion years old.
For almost 30 years, researchers have sought to identify a particular enzyme that is involved in regulating electron transport during photosynthesis. A team at Ludwig-Maximilians-Universität (LMU) in Munich has now found ...
Cell & Microbiology
Jan 4, 2013
3
0
British scientists have called off the hunt for exotic life in an ice-bound Antarctic lake after their mission was hit by a technical hitch.
Earth Sciences
Dec 27, 2012
4
0
Until today, Alfred Russell Wallace's century old map from 1876 has been the backbone for our understanding of global biodiversity. Thanks to advances in modern technology and data on more than 20,000 species, scientists ...
Ecology
Dec 20, 2012
0
0
