Archive: 03/9/2012

EU to keep carbon tax on airlines

The European Union will maintain its carbon tax imposed on airlines operating in its airspace, the Danish climate minister said, despite retaliatory trade measures by China.

Mar 09, 2012
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New 'pendulum' for the ytterbium clock

The faster a clock ticks, the more precise it can be. Due to the fact that lightwaves vibrate faster than microwaves, optical clocks can be more precise than the caesium atomic clocks which presently determine ...

Mar 09, 2012
4.5 / 5 (11) 1 | with audio podcast

Mapping the Moho with GOCE

The first global high-resolution map of the boundary between Earth's crust and mantle – the Moho – has been produced based on data from ESA's GOCE gravity satellite. Understanding the Moho will offer new clues into ...

Mar 09, 2012
5 / 5 (2) 2