Are friendlier robots our teammates - or our rivals?
Robots are learning our psychology and are safe enough to work alongside us. Will they seize our jobs too?
Water wars loom as the US runs dry
In the face of climate change and the worst drought in decades, can water-saving technologies help keep US states from slugging it out in the courts?
Asteroid to give Earth a record close shave on Friday
The 45-metre rock will get closer to home than many communications satellites, but there's no chance it poses a collision threat
How to use art to help explore other minds
Get closer to exploring another mind through the densely linked artworks of Rosemarie Trockel's Cosmos exhibition
The quantum Sims: Matter's deepest mysteries recreated
Want to make a superconductor, or walk on the surface of a neutron star? Then play around with ultracooled atoms, says Michael Brooks
US begins to batten down the cyber hatches at last
Barack Obama wants US companies embattled by cyberattacks on critical infrastructure to begin sharing threat information so defences can be bolstered
Microsoft brings solar Wi-Fi to rural Kenya
Using derelict TV frequencies, old-fashioned antennas and solar power, Microsoft is trialling a pioneering form of broadband technology in Africa
Chinese pig farms breed drug-resistant bacteria
Use of antibiotics in pig feed is favouring the emergence of superbugs on farms in China, the world's top pig producer
DNA tests can prevent the next horsemeat scandal
Food fraud is not new, but experience from the fish industry shows genetic databases and cheaper sequencing can close the breaks in our food chain
Culling urban foxes just doesn't work
Rare cases of foxes biting children cause uproar, but culling won't cut numbers - it is our behaviour that needs addressing, says an ecologist
Sea slug amputates tip of its penis
After this sea slug has sex, its penis drops off. Fortunately, it has a spare
US should vaccinate poultry to stop killer salmonella
Vaccinating UK chickens for salmonella prevents thousands of cases of potentially fatal food poisoning but Americans are still dying unnecessarily
Night-vision rat becomes first animal with sixth sense
Watch a new artificial sense organ allow a Superman rat to "touch" invisible radiation, offering hope of new forms of sight for brain-damaged blind people
Six animals changing size before your eyes
Many animal species, from birds to butterflies, are shrinking - although a few are growing larger. What on earth on is going on?
Obama keeps faith in science and warns of cyber threats
In his 2013 State of the Union address, Barack Obama backed innovation and a new focus on cybersecurity
Plants listen more closely to kin than strangers
Many plants release chemicals when being eaten to warn their neighbours. The more closely related the plants involved, the more effective the warning
hines ward alex smith alex smith robert deniro mexico news the talented mr ripley weather new orleans
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