(PhysOrg.com) -- Plants don't mind sharing space with their kin but when they're potted with strangers of the same species they start invigorating their leaves, a study by McMaster University reveals.
Plants & Animals
Nov 16, 2009
0
0
The concept of altruism has long been debated in philosophical circles, and more recently, evolutionary biologists have joined the debate. From the perspective of natural selection, altruism may have evolved because any ...
Plants & Animals
Nov 11, 2009
0
0
Fossil plants are windows to the past, providing us with clues as to what our planet looked like millions of years ago. Not only do fossils tell us which species were present before human-recorded history, but they can provide ...
Archaeology
Nov 10, 2009
0
0
The war between the sexes has been fought on many fronts throughout time -- from humans to birds to insects, the animal kingdom is replete with species involved in their own skirmishes. A recent study by Dr. Sarah Eppley ...
Plants & Animals
Nov 10, 2009
0
1
The many environmental issues facing our society are prevalent in the media lately. Global warming, rainforest devastation, and endangered species have taken center stage. Our ecosystem is composed of a very delicate network ...
Ecology
Oct 7, 2009
0
0
Family can be a blessing and a curse, and never more so than in the case of crop plants and their wild relatives. These wild and weedy relatives harbor unique and beneficial genes that may no longer be found in their cultivated ...
Biotechnology
Oct 6, 2009
0
0
Understanding the evolution and domestication of maize has been a holy grail for many researchers. As one of the most important crops worldwide and as a crop that appears very different from its wild relatives as a result ...
Plants & Animals
Oct 2, 2009
0
0
Like the man-eating plant in Little Shop of Horrors, carnivorous plants rely on animal prey for sustenance. Fortunately for humans, carnivorous plants found in nature are not dependent on a diet of human blood but rather ...
Plants & Animals
Sep 14, 2009
0
0
An individual with Down syndrome and a male calico cat have one thing in common -- each has an extra chromosome. For animals, most instances of an extra chromosome result in birth defects or even death, but plants are another ...
Biotechnology
Sep 14, 2009
0
0
Society needs science, and scientists need an informed, thoughtful, and open-minded citizenry. Thus, the obvious dependence of American society on science is strikingly inconsistent with the low level of scientific literacy ...
Other
Sep 3, 2009
0
0
