BBC

Trees are the latest green battleground in the election campaign, writes BBC Science editor David Shukman.

The British jet-powered car goes faster still during trials on a dried-out lakebed in South Africa.

The satellite that will maintain the "gold standard" measurement of ocean height is nearly complete.

The Environment Agency is worried about further flooding this winter after near-record rainfall.

The government says leaf blowers are "fatal to insects", which are in dramatic decline in Germany.

Scientists say rising temperatures are having a big influence on the scale and frequency of extreme weather events.

After some frustrating technical glitches, the land speed racer is upping its pace again.

What happened after a data hack suggested that climate change caused by humans is a hoax?

More than 300 fashion brands pledge to not participate in Black Friday because it's not good for the planet.

Almost 10,000 new homes are planned for some of the most flood-prone areas of England.

Sir Ed Davey will promise to "jump-start" efforts to tackle the "climate emergency" in a speech on Friday.

The oxygen in Martian air is changing in a way that can't currently be explained by known chemical processes.

Chicken eggs were found to contain 70 times the level allowed under European safety standards.

A pilot is in progress to see if invisible barcodes on packaging can improve recycling rates.

The British supersonic vehicle trials its airbrake system after a weekend in the repair shop.

The fossilised tooth of a mysterious extinct ape is shedding new light on the evolution of great apes.

A second Ebola vaccine is to be offered to thousands of people in the Democratic Republic of Congo.

Hayabusa-2 will return with samples of the asteroid after its yearlong journey back to Earth.

A state of disaster is declared as the Italian city is hit with a high tide of more than 1.87m.

The seabed is rich in metals, but what damage could mining it cause?