Goce satellite views Earth's gravity in high definition

Animated map of gravity around the world. Courtesy of Esa.

BBC News - Goce satellite views Earth's gravity..., posted with vodpod

'I built a nuclear fusion reactor in New York City'

Mark Suppes is an amateur nuclear physicist who has created a homemade nuclear fusion reactor in Brooklyn, New York.

He is part of a growing community of "fusioneers" - amateur science junkies who are building such reactors for fun, and with an eye to helping solve the world's energy crisis.

'I built a nuclear fusion reactor in New York C..., posted with vodpod