Earth Is Not in the Midst of a Sixth Mass Extinction

“As scientists we have a responsibility to be accurate about such comparisons.”

• Peter Brannen
• Jun 13, 2017

A Possible Break in One of Evolution's Biggest Mysteries

Whales have a history that is among the strangest and least-understood of any animal—and barnacles might be the key to unlocking their secrets.

• Peter Brannen
• Dec 12, 2016

The Last Great Arctic Shipwreck

What we can learn from the ruins of the HMS Terror

• Peter Brannen
• Sep 20, 2016

Is Middle America Due For a Huge Earthquake?

In the early 19th century, a series of massive quakes rocked Missouri. Some experts predict that the state could be in for another round of violent shaking, while others warn that a big quake could strike elsewhere in the center of the continent.

• Peter Brannen
• Jun 23, 2016