100 years of chemical weapons

Two people died in the storm that hit the West coast of the US and Canada overnight.

A yellow alert for high winds gusting up to 60 mph (97km/h) covers the whole of Scotland.

The brightness of the moon would allow ancient communities to increase hunting at this time of year - hence the name.

The BBC's Pallab Ghosh explores why this world first test is a big deal for space exploration.

It’s the first time the "chopsticks manoeuvre" has been attempted, with previous boosters landing in the ocean.

The weather system has rapidly intensified into a category five storm with winds of up to 175mph (281km/h).

Suni Williams and Barry 'Butch' Wilmore gave an update from the ISS on their extended stay in space.

Isaacman said the Earth looked like a "perfect world" as he stepped out into space for the first time.

The discovery was made during a series of dives by underwater robots this summer.

A timelapse captured from the International Space Station shows the Moon setting into streams of aurora.

The footage reveals the light show that concurred with the Perseid meteor shower earlier this week.

The Titan Arum plant produces a stench that has been compared to decaying flesh or smelly socks.

The vehicle set off from a launchpad in French Guiana on a demonstration mission.

Hurricane Beryl has made landfall with floods in Barbados, St Vincent and the Grenadines and Grenada.

Researchers use the device to take remote biopsies from wild humpback whales to monitor their health.

The annual duck march has been a tradition at Sedgefield’s Hardwick Hall Hotel for the past 24 years.

While the giant cats are native to California, it is rare for them to make their way into the city of Los Angeles.

The animal stayed in the boat for over 15 minutes and was later taken to get medical care.

Watch video of the super-fast Dana squid getting a close-up 1km below the Pacific Ocean's surface.

BBC environment correspondent talks to water minister about bathing water quality