IN BRIEF:  13:00 22 December 2009  | 24 comments

The statistics of rainfall around more than 600 dams reveal many have triggered more extreme storms

17:30 21 December 2009  | 25 comments

A long-elusive goal of physics has been reached – producing a pulse of light so short that it contains just a single cycle of a light wave

10:00 21 December 2009  | 65 comments

So far humans have only made it to the moon. We look at some technologies and wild ideas that could take us much farther

17:33 18 December 2009  | 79 comments

A physicist whose work is often highlighted by climate-change sceptics is refusing to provide the software he used to other climate researchers

12:28 18 December 2009  | 46 comments

An experiment in a Minnesota mine has seen a tantalising glimpse of dark matter, the stuff thought to make up most of the universe's mass

FEATURE:  18:00 16 December 2009  | 64 comments

The absurdities of Lewis Carroll's classic disguise an attack on new-fangled mathematics, says literary scholar Melanie Bayley

13:22 15 December 2009  | 24 comments

The merger of two types of dead star to form a black hole may explain the origin of ultra-high-energy cosmic rays

14:28 14 December 2009  | 32 comments

Comets may have given birth to Earth's atmosphere, rather than volcanoes spewing gases from deep within the planet

THIS WEEK:  12:13 14 December 2009  | 48 comments

The FERMI space telescope could beat the Large Hadron Collider to the first evidence of the Higgs boson, the particle thought to give others mass

IN BRIEF:  10:00 13 December 2009  | 28 comments

The way caves "breathe" from season to season is the true controller of stalactite growth – so estimates of ancient rainfall may be wrong