Lightning strike near White House leaves 3 dead, 1 injured

A husband and wife from Wisconsin celebrating more than five decades of marriage were killed in a lightning strike outside the White House. A third victim was pronounced dead Friday evening, and one other is hospitalized ...

Villages battle wildfires in Portugal; Europe swelters

More than 3,000 firefighters battled Thursday alongside ordinary Portuguese citizens desperate to save their homes from several wildfires that raged across the European country, fanned by extreme temperatures and drought ...

Bring back the wolves, but not as heroes or villains

In a new finding that goes against current conservation paradigms, re-introducing wolves and other predators to our landscapes does not miraculously reduce deer populations, restore degraded ecosystems or significantly threaten ...

US pledges to end anti-satellite missile tests

The United States announced a commitment to stop testing anti-satellite missiles that generate dangerous debris in space, a measure described Tuesday as "an important step" by the head of NASA.

Early Earth's atmosphere was less conducive to lightning

In 1952, Stanley Miller and Harold Urey made sparks fly in a gas-filled flask meant to reflect the composition of Earth's atmosphere around 3.8 billion years ago. Their results suggested that lightning could have led to prebiotic ...

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