More than 36,000 pups are expected to be born on Bogoslof Island this year.

"The government is so unjust with us... The government doesn't recognize that we built their freedom."

Zebra finches typically learn to sing a song from their parents through imitation, but a new study shows they can learn a song without ever hearing it.

"We haven't been really noticing any salmon up here. So we've been noticing that [the bears] have been getting skinnier and skinnier and getting more aggressive.”

A group of paleontologists discovered the rare fossils of the ancient Phoebodus shark in Morocco.

NASA's InSight lander has picked up seismic activity on Mars for the first time ever, recording more than 20 "marsquakes" since April.

"We've never had an accident like this in Brazil."

When facial recognition failed to track down a fugitive, Chinese police relied on a more primitive instinct: smell.

Ernst Kaltenbrunner was instrumental in executing the Holocaust and so fanatical that he was even feared by other Nazis. So why haven't most people heard of him?

Events like this are not only incredibly rare but difficult to capture. NASA managed it with a state-of-the-art satellite and a network of robotic telescopes.

The tribunal reporting to the United Nations found evidence of forced organ harvesting of prisoners from the banned Falun Gong religion and the Uighur Muslim minority, among others.