The world's largest invertebrate remained hidden from humanity until a tantalising glimpse 100 years ago. But it would be decades before we come face to face with the colossal squid.
In January 2020, Thailand's authorities were amongst the first to have to grapple with a worrying new disease. The frontlines included the country's shopping malls.
The asteroid Bennu could one day collide with Earth – and is a time capsule from the Solar System’s early days. Nasa’s Osiris-Rex mission has captured it in stunning detail.
Sharks were long thought to have poor eyesight, but recent research is revealing new insights into their ability to see colours and if they can distinguish prey from people.