When big mammals are lost, so are termites
Ecologists monitor the impact on rainforest ecosystems.
By Nick CarneThe impact of losing Africa’s big animals goes beyond the obvious.US researchers have discovered that in...
Keeping an eye on the ionosphere
Incoherent scatter radar takes measurements above Antarctica.
The ionosphere – that area of the atmosphere about 100 to 1000 kilometres above Earth's surface – is blasted by solar...
Just a young Wolfe
New dating techniques cut this crater’s age.
Australia’s Wolfe Creek Crater, one of the world’s largest meteorite craters, is much younger than previously thought...
‘Ice fossils’ from the desert
Algerian meteorite offers new insights into early asteroid formation.
By Richard A. LovettScientists studying an 82-gram meteorite discovered in the mountains of southern Algeria in 1990 ...
Many African plant species face extinction threat
Analysis speeds up risk assessment – and could aid conservation.
By Natalie ParlettaAbout a third of all tropical African plant species are potentially or likely threatened by extinc...
Not such a pretty picture
The plastics problem for marine life off Indonesia.
Reef manta rays could ingest as many as 63 pieces of plastic per hour while feeding in the waters off Indonesia’s Nus...
Why the Nile goes where it goes
And why it’s been there a long time.
The Nile river is exactly where it is because of movement in the Earth’s deep mantle, according to new geological and...
Mercury revealed as hidden driver in mass extinctions
Fossilised ferns reveal high rates of species-ending mutations.
Bad news loves company. Researchers have discovered that it wasn’t just erupting volcanoes, massive amounts of carbon...
The value of human-made minerals
‘Modern-day alchemy’ has great potential.
Last month, scientists uncovered a mineral called Edscottite. Minerals are solid, naturally occurring substances that...
It was the asteroid, not volcanoes
New insights into the last mass extinction.
Researchers have resolved long-standing uncertainty about what caused the last mass extinction around 66 million year...
Amazon clearing boosts malaria cases – to a point
Researchers discover a feedback loop that renders people too sick to cut down trees. Barry Keily ...
Deforestation in the Amazon basin is strongly linked to an increase in malaria cases, a large geospatial review has r...
Nature giveth, humans taketh away
To our detriment, and global modelling shows just how.
Nature has been supporting life on Earth for millennia. But human exploitation of her generous resources is wearing t...