Search results for mosses
Oetzi's last supper
Other Sciences / Archaeology & Fossils
Dec 01, 2008 |
4.2 / 5 (23) |
3
What we eat can say a lot about us – where we live, how we live and eventually even when we lived. From the analysis of the intestinal contents of the 5,200-year-old Iceman from the Eastern Alps, Professor James Dickson from ...
Forest canopies help determine natural fertilization rates
Space & Earth / Earth Sciences
May 29, 2008 |
4.7 / 5 (3) |
0
In this week’s issue of Science, a team of researchers from the United States and Sweden report on a newly identified factor that controls the natural input of new nitrogen into boreal forest ecosystems. Nitrogen is the ...
Forest canopies help determine natural fertilization rates
May 30, 2008 |
4.9 / 5 (7) |
0
In this week's issue of Science, a team of researchers from the United States and Sweden report on a newly identified factor that controls the natural input of new nitrogen into boreal forest ecosystems.
Inmates conduct ecological research on slow-growing mosses
Biology /
Oct 20, 2008 |
5 / 5 (2) |
0
Nalini Nadkarni of Evergreen State College currently advises a team of researchers who sport shaved heads, tattooed biceps and prison-issued garb rather than the lab coats and khakis typically worn by researchers. ...
Nitrogen rain makes bogs contribute to climate change
Dec 11, 2006 |
4.5 / 5 (4) |
0
High levels of nitrogenous compounds can make bogs give off more carbon dioxide, thereby adding to the greenhouse effect. This has been shown by the plant ecologist Hakan Rydin in an article published this week in the Proceedings of ...
Modern computers to uncover secrets of Duke’s ancient mosses
Feb 22, 2005 |
4 / 5 (1) |
0
It’s ironic. The 230,000 specimens of bryophytes -- mosses and their cousins-- in the Duke Herbarium’s massive collection may have evolved some 500 million years ago. But not until 21st-century computer technology will some ...
How plants learned to respond to changing environments
Biology /
Jul 12, 2007 |
4.2 / 5 (6) |
0
A team of John Innes centre scientists lead by Professor Nick Harberd have discovered how plants evolved the ability to adapt to changes in climate and environment. Plants adapt their growth, including key steps in their ...
Telltale moss: Mother Nature gives clues for improving stem cell techniques
Sep 29, 2009 |
5 / 5 (3) |
0
Hikers know that moss on a tree trunk always points north. According to new research by Israeli and German scientists, this ancient plant may also provide a new "compass" for stem cell research, telling scientists how better ...
Hail to the Hornworts: New Plant Family Tree Sheds Light on Evolution of Life Cycles
Biology /
Oct 05, 2006 |
3.9 / 5 (18) |
0
In the history of life on earth, one intriguing mystery is how plants made the transition from water to land and then went on to diversify into the array of vegetation we see today, from simple mosses and liverworts to towering ...
DNA molecules in moss open door to new biotechnology
Nov 06, 2009 |
5 / 5 (1) |
0
Plasmids, which are DNA molecules capable of independent replication in cells, have played an important role in gene technology. Researchers from Uppsala University in Sweden have now demonstrated that plasmid-based methods, ...
Large trees declining in Yosemite
Jul 29, 2009 |
3.7 / 5 (3) |
3
Large trees have declined in Yosemite National Park during the 20th century, and warmer climate conditions may play a role.
Moss genome shows how plants invaded the land and learned to survive heat and drought
Biology /
Dec 13, 2007 |
4.7 / 5 (7) |
0
Some 400 million years ago, on a lifeless lakeshore lapped by waves, floating algae learned to survive in the open air and launched an invasion that transformed the Earth into a green paradise.
Space: The not-so-final frontier
Biology /
Sep 08, 2008 |
4.4 / 5 (24) |
1
Of all environments, space must be the most hostile: It is freezing cold, close to absolute zero, there is a vacuum, so no oxygen, and the amount of lethal radiation from stars is very high. This is why humans need to be ...
Coffee cultivation good for diversity in agrarian settlements but not in forests
Biology /
Feb 19, 2009 |
2 / 5 (1) |
0
Coffee shrubs, both in themselves and because they are most often cultivated in the shade of large trees, can have a positive impact on plant and animal diversity in those parts of the landscape that are deforested and dominated ...
Antarctic fossils paint a picture of a much warmer continent
Other Sciences / Archaeology & Fossils
Aug 04, 2008 |
4.6 / 5 (19) |
0
National Science Foundation-funded scientists working in an ice-free region of Antarctica have discovered the last traces of tundra--in the form of fossilized plants and insects--on the interior of the southernmost ...
