A new study of chemical reactions that occur when organic matter decomposes in freshwater lakes has revealed that the debris from trees suppresses production of methane—while debris from plants found in reed beds actually ...
Environment
May 4, 2018
1
349
A new study of the ecology of an enigmatic group of novel unicellular organisms by scientists from Ludwig-Maximilians-Universitaet (LMU) in Munich supports the idea hydrogen played an important role in the evolution of Eukaryota, ...
Evolution
Dec 27, 2019
9
138
(PhysOrg.com) -- Scientists at the University of East Anglia, Pacific Northwest National Laboratory, and Pennsylvania State University have demonstrated for the first time the mechanism by which some bacteria can transfer ...
Biochemistry
Dec 29, 2009
0
0
(Phys.org) -- Results from an expedition to far eastern Russia that set out to find the origin of naturally occurring quasicrystals have provided convincing evidence that they arrived on Earth from outer space.
Condensed Matter
Aug 9, 2012
7
0
Archaeological deposits typically consist of a mix of artifacts and the remains of plants and animals—including the occasional human fossil—all held in a matrix of dirt. But these days, we dig for a lot more besides fossils ...
Archaeology
Jan 4, 2022
0
55
What is it like to be on the surface of Mars or Venus? Or even further afield, such as on Pluto, or Saturn's moon Titan?
Astronomy
May 20, 2022
0
154
Beavers could help clean up polluted rivers and stem the loss of valuable soils from farms, new research shows.
Environment
May 9, 2018
1
555
During warm periods in Earth's history, known as interglacials, glaciers the size of continents pulled back to reveal new landscapes. These were new worlds for early humans to explore and exploit, and 1.4 million years ago ...
Archaeology
Mar 10, 2024
2
3655
Mass extinctions are rapid global decreases in Earth's biodiversity, with five key events identified over the planet's history, arguably the most famous of which occurred ~66 million years ago during the Cretaceous, which ...
NASA rover Curiosity's second day on Mars went "flawlessly," NASA said, confirming the antennas, communication links and generator on the $2.5 billion robot are all working well.
Space Exploration
Aug 9, 2012
5
0
