Wildlife Photographer of the Year: conservation success stories
Scientists, conservationists and wildlife experts are working to secure the futures of some of the world's most threatened species.
What on Earth?
Unwanted guests: the weird world of parasitic plants
About 1% of flowering plants (around 4,000 species) are parasitic.
Earth's water may have been formed by solar winds
Solar winds from the Sun could have produced much of Earth's water by irradiating asteroids.2 December 2021
The world's largest eagle hunted unlike any other bird of prey
Scientists have discovered how a bird of prey dubbed 'the flying tiger' could take down one of the heaviest birds that ever lived.1 December 2021