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Distillers in China added Viagra to thousands of bottles of spirits and told customers it had "health-preserving qualities", food safety officials say. More than 5,300 bottles of alcohol were seized by the investigators in the southern city of Liuzhou...
Graphene, a sheet of single carbon atoms, has been manipulated into tiny complex structures like springs using the paper art technique of kirigami. Origami and kirigami, a sister technique where cutting is allowed, have increasingly influenced engineering and scientific research.
Social messaging app FireChat has launched a new feature which allows people to communicate privately, even without an internet connection. The app links phones via their Bluetooth and WiFi signals, but can use internet connections when available.
In our series of letters from African journalists, Ghanaian writer Elizabeth Ohene looks at the problems around building big walls. Neighbours can drive you to distraction. Some are noisy, some are dirty, some are dangerous and some are just plain unreasonable.
The world watched in awe as the New Horizons spacecraft sent back the first detailed pictures of Pluto. And this week, scientists published results from the Philae lander which touched down on a comet last year.
Facebook has built its own drone that will bring internet connectivity to remote parts of the world, the social network has announced. The drone - which has a wingspan of a Boeing 737 - will operate as high as 90,000 feet in the air, and can stay airborne for 90 days at a time.
President Obama has signed an executive order calling for the US to build the world's fastest computer by 2025. The supercomputer would be 20 times quicker than the current leading machine, which is in China...
A man involved in a £51m VAT scam has lost a legal bid to have news stories about him removed from Google under the so-called "right to be forgotten".Malcolm Edwards originally applied for an injunction forcing five media organisations including the BBC to remove their articles about him...
An aurora has been spotted outside our Solar System for the first time, scientists report. An international team detected the light display around a brown dwarf about 18 light years away in the Lyra constellation.
An aurora has been spotted outside our Solar System for the first time, scientists report. An international team detected the light display around a brown dwarf about 18 light years away in the Lyra constellation.
Facebook boss Mark Zuckerberg has hailed "another strong quarter" after reporting the number of people who check into the social network at least monthly grew 13% to 1.49 billion. The rise in monthly active users helped drive second quarter revenue up 39% year-on-year to $4.04bn (£2.6bn)...
US online retailer Amazon has called for a separate air space zone for commercial drone flights that could deliver goods to customers. The zone would have the unmanned vehicles flying below normal planes at a height of 200 to 400 feet.
Once thought to be terrifying, scaly lizards, it now seems dinosaurs were actually more like birds. But not everyone's ready to accept their new image, writes Mary Colwell...
Europe's Sentinel-2a satellite is on course to go into full operation in early or mid-October. The spacecraft, which takes visible and infrared pictures of the Earth, was launched in June and is now undergoing a period of commissioning...
There's been so much hype about driverless cars anyone would think they were on the verge of taking over the world...
Emissions of nitrous oxide (N2O) from agriculture in some locations are underestimated by 40% according to new research. The gas is a significant threat as it contributes both to global warming and the destruction of the ozone layer.
A medical student sustained burns to her hands after she woke up to find her bedroom floor had caught fire from an exploding phone charger. EE say they are investigating as a matter of urgency after Katy Emslie woke up at 1am on Friday to "smoky soot in the air" and a "firework noise...
An intense conservation campaign has brought the Iberian lynx back to the south of Spain from the verge of extinction barely 10 years ago, Guy Hedgecoe reports from Spain.
The navy said the test flight from HMS Mersey demonstrated the potential use of small, unmanned aircraft at sea. Cdr Bow Wheaton said the navy was "very interested" in possible uses of unmanned and highly automated systems...

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