Mount Etna, Europe's most active volcano, was erupting on Sunday, spewing ash on Catania, eastern Sicily's largest city, and forcing a suspension of flights at that city's airport.

SpaceX's next private flight to the International Space Station awaited takeoff Sunday, weather and rocket permitting.

Eyes in the sky are becoming an increasingly important tool for boots on the ground when it comes to fighting wildfires, experts say, as data from a growing number of satellites give firefighters new tools to predict fire behaviour and analyze its...

The controversial author on the importance of updating his landmark book on animal liberation, being ‘flexibly vegan’ and the ethical dangers of artificial intelligence for the non-human worldAustralian philosopher Peter Singer’s book Animal Liberation, published in 1975, exposed the realities of life for animals in factory farms and testing laboratories and provided a powerful moral basis...

Almost 40% of forest area burned by wildfire in the western United States and southwestern Canada in the last 40 years can be attributed to carbon emissions associated with the world's 88 largest fossil fuel producers and cement manufacturers, according to new research that seeks to hold oil and gas companies accountable for their role in climate change.

How old are butterflies, and where did they evolve? And perhaps more importantly, how and when did they reach the isolated continent of Australia?

Darren Hawkes, garden designer and Samaritans helpline volunteer, has created a space full of empathy at the Chelsea Flower ShowDarren Hawkes knows exactly why he wanted to create a garden for Chelsea Flower Show that acknowledges life is full of fear and pain and loneliness: “When we are in despair, what’s common is, we all feel alone. We feel as if that despair is not a shared experience –...

Screams, dismembered bodies among the thousands dead, and his town buried in mud. Survivor William Suarez remembers the horror of Colombia's Nevado del Ruiz volcanic eruption of 1985, but he dismisses authorities' latest warnings of a repeat.

Cases of bird flu have been detected in backyard chickens in Paraguay, authorities said Saturday.

Both the geometric and spectral information of the target are available with the hyperspectral light detection and ranging (LiDAR) in a single measurement. This advanced technique extends the scope of imaging spectroscopy to spectral three-dimensional (3D) sensing.

Faced with mounting pressure over planet-heating pollution, Gulf Arab energy giants are turning to humble tech start-ups as they search for ways to remove emissions while keeping oil flowing.

Air pollution doesn't affect everybody the same way. And in a new study, researchers developed a method to improve estimates of how, within cities, different communities are exposed to fine particulate matter (PM2.5).

A private mission to the International Space Station (ISS) organized by Axiom Space is due to blast off from Florida on Sunday, carrying the first two Saudi astronauts to go to the orbiting laboratory.

Spanish authorities said Saturday that firefighters and soldiers were managing to contain a blaze in the country's west that has forced hundreds of people to evacuate from nearby villages.

Smoke from dozens of raging wildfires in western Canada has drifted south into the United States and prompted the states of Colorado and Montana to issue air quality alerts.