Perennial plants flower only when they have reached a certain age and been subjected to the cold. These two circumstances prevent the plant from starting to flower during winter. George Coupland and his fellow scientists ...
Plants & Animals
Jun 10, 2013
0
0
(Phys.org) —Four years after its first mission, the Sunrise team is preparing the balloon-borne solar observatory for a second flight. The launch is expected in the next days.
Space Exploration
Jun 4, 2013
0
0
(Phys.org) —A team of researchers from Columbia University has published a paper in Physical Review Letters in which they suggest that the movement of gas cloud G2 near the center of our galaxy may reveal previously hidden ...
Researchers at the Max Planck Institute for Chemical Ecology, Jena, Germany, discovered that the ability of Manduca sexta moths to recognize changes in the profile of volatile compounds released by plants being attacked by ...
Plants & Animals
Jun 3, 2013
0
0
Harvard physicists have developed a novel technique that can detect molecular variants in chemical mixtures – greatly simplifying a process that is one of the most important, though time-consuming, processes in analytical ...
Analytical Chemistry
May 22, 2013
0
0
An international team of scientists reveals that a unique strain of potato blight they call HERB-1 triggered the Irish potato famine of the mid-19th century.
Biotechnology
May 21, 2013
2
0
Inactivated, but still active– how modification of an enzyme governs critical processes in sexual reproduction.
Cell & Microbiology
May 3, 2013
0
0
(Phys.org) —While the natural world is replete with compounds that form the basis of many disease-fighting pharmaceuticals, it is also the case that humans and other mammals produce their own host-defense peptide-derived ...
(Phys.org) —Researchers have found a way to see synthetic nanostructures and molecules using a new type of super-resolution optical microscopy that does not require fluorescent dyes, representing a practical tool for biomedical ...
Optics & Photonics
Apr 29, 2013
0
0
(Phys.org) —Mathematics is everywhere in nature, and this is illustrated by the spiral patterns in plants such as pine cones, sunflowers or the arrangement of leaves around a stem. Most plants produce a new bud at 137 degrees ...
Biotechnology
Apr 26, 2013
0
0
