The trail of twisted metal and torn roofs left behind by massive twisters is growing longer and wider, a sign that tornadoes may be growing stronger.
UN negotiators agreed in fraught overtime talks Saturday on cornerstone issues of an ambitious, global climate pact to stave off dangerous Earth warming -- but critics say the deal falls short.
A recently identified atmospheric pattern may give people a two to three week warning that a deadly heat wave threatens to engulf the United States. Continue reading →
A new NASA Earth Observatory map shows deadly exposure to air pollution worldwide. Continue reading →
A global model shows that the health benefits of reducing fossil fuel use are a huge new reason to move to a low-carbon economy. Continue reading →
Vermonters who led the state after Irene are helping Colorado with the flood recovery efforts. Continue reading →
A new app could use smartphone batteries to crowdsource weather predictions more accurately. Continue reading →
The weather outside isn't global climate change. It just behaves like it, sometimes. Continue reading →
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