Greta Thunberg's father: 'She is happy, but I worry'

The activist’s father says he thought her skipping school to fight climate change was a “bad…

The best space images of 2019

With some blockbuster space missions underway, 2019 saw some amazing images beamed back to Earth. …

Hydrogen-powered drones could point way to future travel

Hydrogen-powered drones have several advantages to lithium ion-powered ones, says Dr Enass Abo-Hamed. Click…

The best science long reads of 2019

A selection of the best science and environment features published this year. Click here…

Action over roadside rubbish thrown out of car windows

A law could be strengthened to punish people who throw litter out of vehicle windows. …

‘Gardening gives me a lot of peace’

Joanna is an urban gardener trying to reconnect with nature in Singapore. Click here…

Extinction: A million species at risk, so what is saved?

With around one million species at risk, how do conservationists decide what species to save? …

The man who spent 30 years caring for crocodiles in Ethiopia

Tomas Tama has spent 30 years protecting the reptiles in Ethiopia, despite once being bitten. …

Satellite constellations: Astronomers warn of threat to view of Universe

A mission to launch thousands of satellites is about to begin, but scientists say this could…

Climate change: Migrant species do well in warm and wet UK in 2019

The National Trust says it’s been a good year for migrant butterflies but not for water…