2 December 2011
Last updated at 09:56 ET
An unfinished self-portrait by the Dutch master Rembrandt has been discovered under another painting using advanced scientific techniques.
Countries most vulnerable to climate impacts ask that talks on a new climate deal covering all countries begin now, putting them on a collision course with giants such as China and India.
Scientists suggest Flerovium and Livermorium as names for the newest additions to the periodic table.
The UK's energy secretary insists plans to cut carbon emissions are on track after the chancellor voiced concerns over environmental regulations.
The energy company GE Hitachi is proposing to build a reactor at Sellafield in Cumbria to convert the UK's waste plutonium stockpile.
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17:09 UK time, Thursday, 24 November 2011
The scale of Nasa's new Mars rover dwarfs all previous roving missions to the surface of the Red Planet.
Filming the weather of Earth for a full orbit
Marina Pacheco of the Mammal Society says mustelids "could be going extinct without us knowing" or "could be thriving"
From BBC Science & Environment
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Features & Analysis
Inside an expedition to the unexplored regions of the sea BBC NATURE
Key chapter looms for the elusive Higgs boson particle
New Icelandic volcano eruption could have global impact
How Nepal is exporting its skills in producing biogas
Funding cuts threaten the fight against HIV
Do religions have a right to kill conscious animals?
Why new mapping websites give you more than just the correct directions
From Science and Environment in the last week
AC Grayling and a public audience test the world's leading scientists over the meaning of their work
Bridget Kendall presents a discussion show where prominent international thinkers debate ideas
DiscoveryExploring Antarctica's subglacial lakes for lifeforms new to science. Science In ActionAs the climate warms, greenhouse gases could be released from thawing permafrost