A story that almost requires subtitles to clearly make out might be the most important moment in Season 3, Episode 2.

In 1998, a massive tsunami struck the coast of Papua New Guinea, wiping out entire villages in an instant. But the real terror came after the waves receded—because something didn’t add up. Scientists ...

A full day after wildfires broke out in this northeastern Japan city, residents on Feb. 27 could not find any signs of relief ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. On Feb. 24, 1968, an astronomy grad student Jocelyn Bell announced that she had discovered ...