Life
Lizards re-evolved eggs after thousands of years of live births
It’s an evolutionary U-turn: a group of egg-laying lizards evolved from live-bearing ancestors, which are in turn descended from even older egg-layers
News
Earth
Sumatran tigers fall 17 per cent and have just two strongholds
News
Life
Why do female monkeys spend so long looking at rugged males?
News
Life
Hummingbirds have massive hearts to power their hovering flight
News
Life
Baby pterosaurs were cute, defenceless and unable to fly
News
Life
How changing families are affecting our children’s well-being
Features
Life
Does it matter if my child is not genetically related to me?
Features
Earth
Madagascar’s lemurs close to extinction after population crash
News
Health
Strong bones may be vital for maintaining memory in old age
News
Life
Birds have childhood sweethearts that they stay with as adults
Whooping cranes form long-term monogamous relationships, and over half of couples first get together before they are both sexually mature
News
Earth
Light pollution is set to double between now and 2050
News
Environment
Let’s hope chickless penguin colony can come back from the brink
News
Earth
How a tiny fly can ‘scuba dive’ in a salty and toxic lake
News
Environment
Venom: The show with an unsettling sting in its tale
Culture