Light is faster than anything else in the known universe, though its speed can change depending on what it's passing through.

  By WG  May 31, 2023

A mysterious epidemic that began in the Mediterranean at the start of the year looks set to wipe out all of the Mediterranean and Red Sea’s urchins, and possibly their coral reefs too.

  By WG  May 31, 2023

A bunker discovered near the city of Anda in northeast China is believed to be the largest test site of Imperial Japan's infamous Unit 731, which conducted horrifying human experiments during the 1940s.

  By WG  May 31, 2023

Challenger by name, challenging by nature.

  By WG  May 31, 2023