BBC News

A leading biologist says Scotland's native honey bees are being threatened by imports brought in because of the hobby's growing popularity.

The gas argon tells scientists that the atmosphere at Mars was once as thick as it is on Earth today.

Research reveals the toxic secret behind the fang blenny's pain-free bite.

A film of Bubba the "football playing" tortoise has clocked up millions of views after it was posted online.

Its stripes are more like a bumblebee's.

Scientists say their discovery shows there are medical secrets still hidden in our oceans.

China begins closing down its legal ivory trade, but will consumer attitudes to prized artwork change?

SpaceX flies and lands a Falcon 9 rocket that had already been used on a previous mission.

Astronauts Peggy Whitson and Shane Kimbrough were meant to be installing debris shields on the ISS.

California's SpaceX company expects to make a piece of history later when it re-flies a Falcon rocket.

The spectacular James Webb Space Telescope is bound next for the giant Apollo testing chamber.

Research will be carried out into the age and rarity of the tusk.

The global food trade is depleting water sources quicker than they can naturally be refilled in many places.

The Australian state of Queensland is assessing the extent of the damage caused by the major storm.

Eleven Asian elephants manage to drag themselves clear of a muddy hole in Cambodia.

Camera traps caught images of the critically endangered Indochinese tigers in eastern Thailand.

Scientists have made a mini working replica of the female reproductive tract to experiment on.

Europe is going to investigate a second site on Mars - called Mawrth Vallis - as a possible destination to send its 2021 rover.

Environmentalists warn Mr Trump's order will have serious consequences at home and abroad.

A senior researcher claims ministers are using a flawed method for assessing badger numbers in the TB cull.

The origins of house mice go back about 15,000 years to the Middle East, fossil evidence suggests.

Scientists describe a remarkable collection of dinosaur tracks on beaches in Western Australia.

An Australian university has asked amateur stargazers to help find a possible ninth planet.

After years of protest, the University of Melbourne has removed the name of a controversial figure.

The scale of "fake research" in the UK appears to have been underestimated, a BBC investigation suggests.

Scientists locate the source of powerful tsunamis that swept across Mars three billion years ago.

Research is under way to determine how clock changes affect children's sleep patterns.

What evidence is there that Finland's famous baby boxes actually reduce infant mortality rates?

The State Department says the project, blocked by Barack Obama, is in the national interest.

For centuries, people in the Alps have attributed health issues, headaches in particular, to the mountain wind known as the Foehn.

Researchers are warning of a "devastating" loss of coral at the Dongsha Atoll in the South China Sea.

The British-led effort to break the World Land Speed Record is delayed by cash-flow problems to 2018.

After years of planning, scientists are set now to send missions to explore the ocean world of Europa.

A mature stag has learnt how to use its antlers to lift bird feeders off garden trees.

Researchers are using genome sequencing to make sure patients get the right drugs more quickly.

2016's big quake in New Zealand will likely prompt a rethink about how such events are expected to behave.

The sensor comes in orange, apple, banana and mango varieties and alerts to cooling problems.

The crater made by the asteroid that killed off the dinosaurs reveals clues to the origins of life on Earth.

The new clouds include the rare, wave-like asperitas, after a long campaign by skywatchers.

A look at how the seed of a South American tree is increasingly being used as an alternative to ivory.

An award-winning artist brings ancient fossil discoveries to life through illustrations.

Scientists reclassify dinosaurs, putting British fossils at the base of their family tree.

The A-level student noticed something odd in radiation levels from the International Space Station.

Princess Anne has told the BBC's Farming Today she believes gene technology has important benefits to offer in terms of providing food.

The Princess Royal's views in a BBC radio show appear to be at odds with those of the Prince of Wales.

A report suggests a "dramatic" decline in the number of coal-fired power plants in pre-construction.

How the toxic pests, described as "dispersal machines", are thwarting efforts to halt their advance.

The ancient arthropod, found in Herefordshire, joins a long list of items named after the TV legend.

Sea otters may have been using stone tools for thousands or even millions of years, say scientists.

Nasa plans small satellite missions, which could open up new ways of exploring the Solar System.