6,904 results
6,904 results for: Bears
-
Cold Panacea
Two researchers proclaimed 20 years ago that they’d achieved cold fusion, the ultimate energy solution. The work went nowhere, but the hope remains.
-
Building Beauty
Deconstructing flowers yields the secrets of petals, scents and hue.
-
The iron record of Earth’s oxygen
Scientists are decoding the geological secrets of banded iron formations.
-
Aping the Stone Age
Chimp chasers join artifact extractors to probe the roots of stone tools.
-
Humans wonder, anybody home?
Brain structure and circuitry offer clues to consciousness in nonmammals.
- Chemistry
2009 Science News of the Year: Molecules
Tangles of collagen IV chains link at globules via sulfur-nitrogen bonding (illustrated above). Credit: Courtesy of Science/AAAS New bond in the basementBasements house hidden treasures — including a chemical bond never before seen in living things. Scientists have discovered that collagen fibers in the basement membrane — a tough, structural layer of cells that surrounds […]
-
-
-
-
-
-
