Solar Impulse, the aeroplane that is powered only by the sun, lands in Hawaii after making a historic 7,200km flight across the Pacific from Japan.
Scientists say a compound in cat urine changes mouse behaviour, making them less afraid of cats.
A major report warns that life in the seas will be irreversibly changed unless CO2 emissions are drastically cut.
A gene therapy has stabilised and slightly improved cystic fibrosis in some of 136 patients in a trial.
Super slow-motion video reveals the engineering secrets researchers can learn from the creatures' spring-loaded legs.
Northern Ireland is to start a limited cull of badgers as part of a research project to combat a disease in cattle that costs the taxpayer £30m a year.
The New Horizons mission to Pluto releases new colour views of the dwarf planet, revealing some intriguing dark spots.
BP has reached an $18.7bn (£12bn) settlement with the US Department of Justice following the 2010 Gulf of Mexico oil spill.
The founding chairman of a leading rural development and anti-poverty organisation wins the 2015 World Food Prize.
Forensic researchers develop a new method for establishing an accurate time of death after as much as 10 days.
The comet being studied by Europe’s Rosetta probe is riddled with pits that formed much like sinkholes here on Earth, say scientists.
Researchers use "mind games" to reveal clues about how brain cells change when making new memories.
A deadly disease of citrus plants spreads by manipulating its insect host, research suggests.
Midnight came later on Tuesday as for the first time in three years an extra second was added to the official time set by atomic clocks.
The American New Horizons spacecraft makes its last planned targeting manoeuvre as it bears down on Pluto.
The pollen count is an important part of the weather forecast for the estimated 31 million people who suffer from hayfever.
Researchers are using super slow-motion footage to reveal the secrets of the most acrobatic insects
A major report warns that life in the seas will be irreversibly changed unless CO2 emissions from industrial society are drastically cut.
A solar-powered plane that is attempting to cross the Pacific Ocean is encountering its first weather front.
Juan Pablo Culasso has been blind since birth but he has become one of the best "birdwatchers" in South America.
Zoo animals across Europe are being fed frozen treats to keep them cool and hydrated during the current heatwave.
Midnight will come later tonight, as for the first time in three years, an extra second is added to the official time set by atomic clocks.
One of the world's largest and smelliest flowers has blossomed for the first time in Scotland.
Where do your memories live?
The best images from Friday night's thunder storms
Robots move into homes and the workplace
'Circademics' get serious about the circus
Italian astronaut Samantha Cristoforetti on life in space
Does the future of wildlife lie in captivity?
The distinguished broadcaster and naturalist, Sir David Attenborough, has been on a visit to the White House at the personal invitation of President Obama.