News
- Life
Aging gets with the program
A study on yeast organisms reveals checkpoints in the aging process: the buildup of certain lipids and fatty acids, and the health of the cell's powerhouses. Drugs could target these checkpoints.
- Life
Extreme preservation gives fly’s eye view
The cell-by-cell detail of a 45 million-year–old retina is preserved in amber
- Earth
Severe heat and cold top list of deadly natural hazards
Data compilation by region, type of hazards shows deaths from more frequent events accumulate into significant numbers. Lightning strikes also high on the list.
- Earth
Solar wind pushes atmospheric breathing
New analyses of satellite data show that cycles of expansion and contraction are tied to changes in the solar wind.
