17 October 2014
One of the fascinating things about comets is their blackness - akin to a lump of coal or the briquettes you put on the BBQ.
Investors are seeking funding from the UK government for an ambitious plan to import solar energy generated in North Africa.
IPCC expert says EU's plan consigns future leaders to “extraordinary and unprecedented” CO2 cuts.
UK planning experts are to advise Chinese mayors on the benefits of building environmentally friendly cities.
An unmanned US military plane on a secretive two-year mission in space has returned to Earth in California.
16 October 2014
Nigeria, unlike other Ebola-stricken countries, is succeeding in wiping out the disease through rigorous monitoring, the BBC's David Shukman reports.
Tiny species found a decade ago in Indonesia caused big rethink
A fascination of comets is their blackness
Why we don't know how many people Ebola has killed
How you and the world have changed since your birth
Did climate change propel us to the stars?
How the first human to walk in space nearly didn't return to Earth
How far away is a treatment and vaccine?
Hi-res surveillance system causes US controversy
How the US changed the language of science
Can a team of ponies munch a meadow back to life?
Bionic hands restore sense of touch in two patients
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