News
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ChemistryChemists make hard-to-catch molecules
Chemists have devised a new way to stabilize highly reactive molecules called carbenes.
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PhysicsNew probe zooms in on midgets of magnetism
A new microscope for peering at magnetic materials provides the first glimpses of how such materials behave on a scale of only tens of atoms.
By Peter Weiss -
EarthAlaska’s coastal permafrost is eroding
Aerial photographs taken over the past 50 years show that Alaska's coastlines of permafrost aren't that permanent after all.
By Sid Perkins -
EarthMore acid rain in East Asia’s future
Large increases in Asian industrial emissions of nitrogen oxides in the next 30 years could lead to a tripling of the acid rain there due to those pollutants.