The latest stories from the Science & Environment section of the BBC News web site.
Updated: 9 min 1 sec ago
Scientists say the fact that Arctic Beluga whales now carry the cat parasite Toxoplasma gondii is a reflection of the significant recent rise in temperatures in the region.
US researchers argue the case for a giant experiment that would fire ghostly neutrinos through 1,300km of rock under the American Midwest.
Scientists say that tuna swimming in the Gulf of Mexico during the Deepwater Horizon oil spill may have experienced heart damage.
At least three people have died and more than 200,000 people told to leave, following two volcanic eruptions at Mount Kelud on the Indonesian island of Java.
Octopus wrestles with underwater cameraman in Bluefish Cove, California.
How microphones, X-rays and explosives could make mountains safer
US scientists develop small robots that behave much like termites, able to build large structures even though each individual acts on its own and can follow only simple rules.
New data shows that the total volume of water flowing through the Thames this January broke all records.
Governments from around the world have vowed to take action on the illegal trade in wildlife.
Conservation scientists in Chicago produce a stunning visualisation of how they think a Renoir painting might have looked before its colours faded.
The leaders of four African nations have pledged to honour a 10-year moratorium on sales of ivory.
Present-day Native Americans are descended from some of the continent's earliest settlers, a genetic study suggests.
Apple has begun publicising which of its suppliers may be sourcing minerals from conflict zones in an attempt to force more ethical manufacturing.
Groundwater levels are so high in some parts of the country that flooding is likely to persist for weeks or even months, experts say.
A rare fossil reveals how marine reptiles evolved to give birth to live young, say scientists.
How residents are dealing with the problem of contaminated flood waters.
Winners announced in nature photo contest
China's first lunar rover - Jade Rabbit - has woken up from its dormancy period despite experiencing mechanical problems, state media report.
Brain scans show a complex string of numbers and letters in mathematical formulae can evoke the same sense of beauty as artistic masterpieces and music from the greatest composers.
China's Jade Rabbit lunar rover has been declared dead on the surface of the Moon, state media have reported.