Ice to see you
At last, a temporary reprieve for Arctic ice. Thirty-two per cent of ice remaining at the end of the 2009 melt season was two years old, compared with 9 per cent in 2008 and 21 per cent in 2007, according to the US National Snow and Ice Data Centre. This gives some hope that the ice will thicken this winter and stabilise for a few years.
Go long and prosper
A proposal to visit asteroids and orbit Mars has received a boost. NASA’s future options for human space-flight are being scored by a White House panel,…
