Sea urchin discovery could help capture CO2

The discovery that sea urchins use nickel particles to remove carbon dioxide from the sea could be the key to capturing tonnes of CO2 from the atmosphere.

Why the kilogram is overweight

Just like the rest of us, the kilogram has put on a bit of weight - and a little dose of sunshine may be the way to get it back down to size.

Precise hand tracking without a glove

Researchers at Newcastle University and Microsoft Research Cambridge (MSR) have developed a wrist controller which allows the user to remotely control any device without any extra hardware.

Living micro-robot could diagnose disease

Biologists and engineers are working on a tiny robot that functions like a living creature and could be safely used within the human body to diagnose disease.

Early Earth had periodic organic haze

The early Earth flipped back and forth between a hydrocarbon-free atmosphere and a hydrocarbon-rich one similar to that of Saturn's moon, Titan.

Space bugs offer new source of power

Bacteria normally found 30km above the earth have been found to be  efficient generators of electricity.

Sensor can send back data from the heart of a volcano

Chucking a radio transmitter into the heart of a volcano might seem a pretty fruitless endeavor. But a team at Newcastle University says it's developed a device that can withstand temperatures of up to 900 degrees C and which could provide early warning of an eruption.