Some in the car industry claim that modern diesel engines have been unfairly maligned.
Author: BBC News - Science & Environment
The man risking his life to save pink dolphins
Fernando Trujillo works in dangerous areas of the Amazon to save the rare species.
Nasa removes US astronaut from ISS mission
Jeanette Epps would have been the first African-American astronaut on the space station crew.
Scapa Flow microplastics levels ‘similar to Forth and Clyde’
Researchers at Heriot-Watt University took more than 100 sediment samples from 13 Orkney beaches.
Hope for threatened ‘little tiger cat’
Habitat fragmentation is a bigger threat to Chile's wildcat than human persecution, say conservationists.
Humans now ‘dwarf natural climate effects’
Last year was the second or third hottest year on record even without an El Niño…
Mystery deepens over mass die-off of antelopes
A mass die-off of antelopes in Kazakhstan was triggered by environmental factors, scientists believe.
Chemistry ‘Van Gogh’ could help with cancer
Scientists capture "incredible" images of instructions contained in DNA being read
ICEYE’s ‘suitcase space radar’ returns first image
Finnish start-up ICEYE releases a "first light" picture from its novel radar satellite.
Moustached monkey is separate species
A monkey from Ethiopia with a distinctive "handlebar moustache" has been identified as a distinct species.