Laws matter, but typically changing the law by itself accomplishes little.

Sandy was particularly destructive because it was prevented from moving back out to sea by a "blocking pattern" associated with the jet stream. There's debate about this, but one recent study suggested that melting sea ice in the Arctic may lead to such blocking.

All of a sudden their husband's dead and maybe a child is dead and they have absolutely nothing - and they're heading through the desert at night.

If President Bush is serious about genocide, an immediate priority is to stop the cancer of Darfur from spreading further, which means working with France to shore up Chad and the Central African Republic.

We all might ask ourselves why we tune in to these more trivial matters and tune out when it comes to Darfur

The conflict in Darfur could escalate to where we're seeing 100,000 victims per month

I think that [Donald] Trump is frankly a bigot. He has a racist history.