BBC News

At first the distant icy object Ultima Thule looked like a snowman. Now it's a "gingerbread man".

Male tiger Asim arrived at London Zoo days ago as a potential mate for long-term resident Melati.

Mixing drinks may not actually make your hangover worse. So here are some tips to help you the morning after the night before.

It is hoped the new defensive barrier will also protect 400 businesses for the next 100 years.

A controversial new scheme is capturing CO2 emissions from wood burning.

The National Museum of Scotland unveils the final three galleries of its £80m redevelopment.

The catastrophic collapse of a dam at a mine in Brazil has exposed a darker side of an industry that the world depends on.

The Japanese spacecraft Hayabusa 2 will attempt to collect a sample of soil and rock from an asteroid on 22 February, the country's space agency says.

A study has identified trees and plants that are resilient to climate change and support orangutans.

The rover Europe sends to Mars in 2020 to look for life will carry the name of an unsung hero of DNA discovery.

Ten years ago, the nation had its worst-ever bushfire disaster - and it has left a profound legacy.

The world is in the middle of what is likely to be the warmest 10 years since records began in 1850 say scientists.

According to new fossils, the origin of the famous kangaroo gait goes back 20 million years.

Astronomers say they have the first evidence of a collision between two planets in a distant solar system.

A robot arm completes the set-up of a French-led seismometer system on the the Red Planet.

Drone flight captures spectacular views of countryside church wrapped in swirling fog.

The decline of coal sends UK emissions down, but critics warn there's much more to do.

The money from David Harding is the biggest single British donation to a UK university.

Rising temperatures pose a growing danger to the glaciers found in the Hindu Kush and Himalayan mountains.

Scientists want to reach a section of Antarctic sea-floor exposed by the world's biggest iceberg.

The oceans will become more blue thanks to rising temperatures in coming decades, say scientists.

The spotted handfish is critically endangered and found only in a small area of Tasmania.

The full story of the Brumadinho dam disaster could take many months to emerge, the BBC's David Shukman says.

The UN wants to cut down on food waste amid rising concerns about obesity. Here's how one hotel is helping out.

The UN wants to halve the amount of food we waste. Here's how one hotel in Norway is helping out.

Developed by a team at MIT, the robot uses AI and may be used in industrial automation in the future.

French rugby is currently under a shadow cast by the deaths of four players in the past eight months

Schools are closed and the government's deploying drones to deal with the problem.

You could be unwittingly eating sharks that are on the brink of extinction, a study suggests.

European settlement of the Americas killed so many people, it disturbed Earth's climate.

The deep freeze gripping much of the US has been blamed on a polar vortex. Here's what that means.

A research cruise gets under way as part of the biggest ever US-UK joint venture in Antarctica.

SeaWorld says Kayla, aged 30, "inspired generations of guests and employees to care and learn".

Investors are calling on KFC, McDonald's and others to cut warming gases from their dairy and meat supply chains.

How much do you know about the iconic symbol of science pinned to every classroom wall?

Anna Bergstrom runs a shopping mall in Sweden where everything for sale is recycled. Her goal is to make sustainable shopping fashionable.

Thousands of lakes are set to lose their ice cover within a generation due to rising temperatures.

The UK's Ministry of Defence approaches an Oxford start-up to help design a sovereign satellite radar system.

Researchers have genetically modified chickens to lay eggs which contain drugs that fight cancer.

The coming days will see an attempt to locate the wreck of Sir Ernest Shackleton's Endurance ship.

Pollution from farmers' fields that endangers fish is cut by a university-backed project.

Thousands skip school in Berlin and some other European cities to urge action on global warming.

Deep pits on the surface of the small, icy object Ultima Thule come into much sharper view.

Neanderthals produced weapons that could kill from 20m away, a new study claims.

Kalamsat-V2 weighs just 1.26kg (2.6lb) and was made by students belonging to a space education firm.

Sightings from fishing boats suggest the mysterious angel shark is present in Welsh waters.

The Met Office says that the amount of CO2 in the atmosphere in 2019 will rise at near record pace.

We've had vegan burgers and sausage rolls - could animal-free clothing be our next obsession?