News
- Earth
Firm evidence that Earth’s core is solid
Faint yet distinct ground motions recorded by a large network of seismic instruments in Japan in early 2006 are the strongest, most direct evidence that Earth’s inner core is solid.
- Health & Medicine
Finding the golden genes
Advances in gene therapy could tempt some athletes to enhance their genetic makeup, leading some researchers to work on detection methods just in case.
- Earth
Carbon sequestration frustration
Cradle-to-grave analysis of emissions from power plants suggests that capturing and burying CO2 could have environmental costs.
- Life
H9N2 avian flu strain has pandemic potential
Just one change in a strain of avian flu virus makes it transmissible by direct contact in ferrets, but the virus still lacks the ability to spread by airborne particles.
