Speed of light limiting stock trading, says physicist

Stock exchange trades now happen so quickly that the speed of light has become a factor, and exchanges may have to be relocated as a result, say researchers.

Programmable nanoprocessor created

Harvard University scientists and the Mitre Corporation have  demonstrated the world's first programmable nanoprocessor.

Google and UN to monitor Sudan referendum via satellite

A pressure group founded by George Clooney has teamed up with the UN, Harvard University and Google to use satellite images to try and monitor next month's referendum in Sudan.

DDoS attacks against human rights groups on the rise

Attacks against political websites and human rights groups are on the rise, according to research from Harvard University.

Harvard team reverses aging in mice

Researchers at Harvard Medical School have found an elixir of youth - for mice, at any rate.

Methane-powered laptops on the way

No, it's not a breakaway movement from Steampunk - it's serious science. A group of materials scientists have developed a new type of fuel cell that they say could soon lead to methane-powered laptops.

Astronomers discover supernovae brewing

While looking for something else entirely, Harvard-Smithsonian astronomers have discovered several double-star systems which are merging, and which may explode as supernovae in the astronomically near future.

Daydreaming makes people miserable

Where was I? Oh yes. Um, apparently people spend around half their waking hours thinking of things other than what's going on around them. And it doesn't even make them happy.

Living, breathing lung tissue created in the lab

A Yale University team has successfully implanted laboratory-made lung tissue into rats - which were then able to use it to breathe.

Self-assembling nanodevices can move and change shape on demand

A Harvard-led team has created nanodevices made of DNA that self-assemble and can be programmed to move and change shape. They're perfect for medical applications, says the team, because DNA is biocompatible and biodegradable.