Tim Wallace

This was featured in live coverage.

The combined threat of climate change and development in risky areas is making it a big challenge to keep coastal Carolina residents safe.

See where Israel has bulldozed vast areas of Gaza, as its invasion continues to advance south.

Derna, on Libya’s northeast coast, was inundated with floodwaters that killed thousands after Storm Daniel made landfall on Sunday.

New research reveals the vast scope of the Native American boarding school system, which for more than a century removed Native children from their homes and families in an effort to assimilate them. Students at the schools gave up their names, their labor and sometimes their lives.

Bitcoin mines cash in on electricity — by devouring it, selling it, even turning it off — and they cause immense pollution. In many cases, the public pays a price.

One person was killed and at least 40 others were hurt after a roof collapsed at a theater in Illinois. Communities in at least seven states were affected, officials said.

A satellite operated by NASA and NOAA bares how Russia’s drones and missiles knocked out the nation’s power.

The record is credited by many scientists as the most important evidence that the climate is changing because of human activity.

Aerial videos and photos show the destruction caused by Hurricane Ian on Fort Myers Beach, Fla.