The latest stories from the Science & Environment section of the BBC News web site.
Updated: 9 min 52 sec ago
Scientists have uncovered a vital new insight into the nature of dark matter.
The New Horizons probe, which is bearing down on Pluto, has captured its first colour image of the distant dwarf planet.
A gray whale makes a 22,500 km (14,000 mile) journey across the Pacific Ocean - the longest migration of any mammal, say scientists.
US firm SpaceX narrowly fails to recover its rocket booster in an otherwise successful mission to the space station.
The SpaceX supply ship is on its way to the ISS with a supply of groceries and a specially designed espresso machine.
A deep-sea worm that eats whale bones has existed for 100 million years and may have chewed up chunks of the fossil record, a study suggests.
The comet being trailed through space by Europe's Rosetta probe has no magnetic field of its own - an important observation in the understanding of how the icy dirt-ball formed billions of years ago.
Campaigners in the Netherlands are taking the government to court for allegedly failing to protect its citizens from climate change.
Environmental groups are calling for a three-year ban on the culling of mountain hares on grouse moors across Scotland.
From chopping the ingredients to doing the washing up - an all-action "robo-chef" for the home is being developed by a London-based company.
The carcass of a rare whale is washed up on a Western Australia beach following Tropical Cyclone Olwyn, which hit the region last month.
ULA, the company that conducts most of America's rocket launches, releases details of its next generation vehicle, which it is calling the Vulcan.
A small robot which filmed the first images inside the reactor of Japan's Fukushima nuclear plant, stopped working just three hours into its mission.
A huge effort to make a map of dark matter, the invisible stuff holding galaxies in place across the cosmos, releases its first batch of results.
Nasa's Curiosity rover has found that water can exist as a liquid near the Martian surface.
Japan is offering to cut its greenhouse gas emissions by 20% by 2030 - falling short of its earlier Kyoto Agreement pledge.
Warming seas will push traditional fish and chips off the British menu, a study suggests.
The US space agency's Dawn mission to Ceres has released its first colour map of the dwarf planet.
More than 50 UK university leaders will travel to Brussels on Monday to lobby European policymakers against possible cuts to research funding.
Malta in a referendum narrowly rejects proposals to ban controversial spring hunting, during which migrating birds are shot before they can breed.