July has been one for extreme heat around the world, but every locale pales in comparison to what’s going on at Death Valley in California. Already one of the hottest places on the Earth, the heat has gone into overdrive this July. Death Valley is in line to set a record for the hottest month ever recorded on Earth.

The risks of extreme heat don’t impact us all equally. Around the world, more than one billion people are especially threatened by a lack of cooling technology—especially as climate change causes temperatures to rise even further.

Climate change—it’s happening. Americans’ awareness of this fact is at an all time high, according to a new survey. Maybe someone should tell mainstream news channels.

For the past month, South Asia has been home to some of the most extreme weather on the planet. Pakistan set an all-time world heat record for April, and India was bombarded by violent dust storms. Now another heat wave is rocking the region, killing at least 65 people in Karachi.

High temperatures are forecast to reach the mid-80s this week in New York, and I’m dreading it. But I have a plan to stay cool: just thinking of how much hotter it is in Pakistan, which is in the middle of a blistering heat wave.

The East Coast isn’t the only part of the world that’s dealing with freakishly mild weather this week. In what’s becoming a yearly occurrence, the Arctic is having an off-the-charts heat wave.

When it comes to extreme heat, zebra finches should theoretically have it handled. The birds are native to Australia’s hot, arid interior, which experiences intense summer temperatures. But new research suggests heat waves take a toll on the birds’ reproductive health, misshaping male finches’ sperm and rendering them…