Societal collapse can be foretold – if you see the early warning signs
Thriving ancient societies often collapsed after a period of change – and a trio of anthropologists claim a statistical tool could let them predict when it will happen down the track.
Have physicists discovered a fifth force of nature?
If true, this would be a revolution of almost Einsteinian proportions. But don’t fall off your chair just yet.
Two wild bird species enter select club of smart animals
The Barbados bullfinch and Carib grackle are no birdbrains – but the ability to pass a tricky test wasn’t correlated with traits such as shyness or problem-solving.
Five physics lessons for Olympic athletes
The Olympics are a stirring demonstration of human physical achievement – and physics.
How a solar flare nearly triggered a nuclear
Against a backdrop of increasing tensions and Cold War nuclear threats, an act of war was detected. But the culprit wasn’t from Earth.
Himalayan temples tell tales of tremors and quakes
Tilted pillars, cracked steps and sliding stone canopies in Indian temples are being used to reconstruct earthquakes.
How the moon causes Californian earthquakes
The gravitational pull of the sun and the moon has a tidal effect on the Earth’s crust that gives scientists new insights into the mechanics of the San Andreas fault. Bill Condie reports.
A ringside seat at the birth of stars
A NASA supercomputer simulation captures a mix of radiation, magnetic fields, gravity and other physical phenomena to give a view of the galaxy 700,000 years ago.
Juno’s risky rendezvous with Jupiter
If the spacecraft’s rocket doesn’t fire at the right time, its 2.8-billion-kilometre journey will be for nought.
Are clouds blocking our view of water on exoplanets?
A new NASA study tries to work out what the atmospheres of ‘hot Jupiters’ have in common.