BBC

BBC Click’s LJ Rich looks at some of the best technology news stories of the week.

The first checklist of plants found on the tropical island of New Guinea reveals incredible plant diversity.

Fifteen beaver families have been given a permanent home on the River Otter in East Devon.

Turning wild spaces into farmland or cities creates opportunities for diseases to cross into humans.

A prototype of the engine for SpaceX's next-generation Starship vehicle has made a 150m test "hop".

Ammonium nitrate has been blamed for a deadly explosion in Beirut, but what exactly is the chemical?

A search from space discovers new colonies of the Antarctic bird that has an uncertain future.

Knocking down defunct structures sends a wrecking ball through carbon targets, architects say.

Dr Maria Morell studies their ears to discover if hearing damage led to their death.

Bob Behnken and Doug Hurley describe returning to Earth from the ISS in SpaceX's vehicle.

British scientist James Lovelock says population growth means something like the virus is "almost inevitable".

Astrophysicist Katie Mack has been researching The End of Everything.

Several carnivorous animals have almost disappeared from areas set up to protect giant pandas.

Samples will be checked for signs of the virus, to get early warnings of spikes in infection levels.

A new campaign says the government should ban adverts for large cars like sports utility vehicles.

The woman is in a "serious but stable condition" after being hit by the shark's tail while snorkelling.

August marks the 75th anniversary of the atomic bombings of Hiroshima and Nagasaki in 1945.

Images from space show there were nearly 7,000 in July - a rise of 28% on the same period last year.

In Bradford, community schemes offer a novel approach to promoting healthy lifestyles.

Doug Hurley and Bob Behnken's SpaceX capsule will make the first crewed US water landing in 45 years.