Robots could lend a helping hand

With a rapidly ageing population, the number of people with dementia and other age-related disabilities is expected to soar by 2050.

US probes genetically modified wheat discovery

The US Department of Agriculture is investigating the discovery of genetically engineered wheat in an Oregon field, as outcry mounted Friday among consumer groups and Japan suspended some US imports.

Tracking pollution from outer space

The thickest layers of global smog—caused by traffic, industry, and natural minerals, among other factors—are found over the world's megacities. But getting an accurate measurement of pollution is no easy task. On-the-ground ...

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