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| Saturn's spectacular rings are 'very young' - One of the most distinctive features in the Solar System is no more than 100 million years old. Thu, 17 Jan 2019 20:30:59 GMT |
| Swimming with sharks - The shark, believed to be one known as Deep Blue, weighs 2.5 tonnes and is nearly 20ft long. Thu, 17 Jan 2019 16:40:58 GMT |
| Climate change: Is nuclear power the answer? - How green is nuclear power and what are the other options? Thu, 17 Jan 2019 15:57:17 GMT |
| World's coffee under threat, say experts - Of 124 coffees in the world, we only drink two, but we need to protect all of them, say scientists. Thu, 17 Jan 2019 00:41:21 GMT |
| Giant ice disc appears in Presumpscot River, Westbrook - The approximately 91m (298ft) wide frozen slab formed naturally and has been slowly spinning. Wed, 16 Jan 2019 13:00:33 GMT |
| Cairns catastrophe - Two months ago, a record-breaking heatwave devastated Australia's population of spectacled flying foxes. Tue, 15 Jan 2019 22:22:12 GMT |
| World's loneliest frog finds a possible mate - The world's loneliest frog, known as Romeo, finds friends (and a possible date) after water frogs found in the wild. Tue, 15 Jan 2019 14:45:21 GMT |
| World's 'loneliest' frog gets a date - Scientists find a Juliet for water frog, Romeo, once thought to be the last of his kind in the world. Tue, 15 Jan 2019 14:02:40 GMT |
| Cern plans even larger hadron collider for physics search - The Future Circular Collider could be Europe's £20bn successor to the existing Large Hadron Collider. Tue, 15 Jan 2019 14:01:16 GMT |
| China's Moon mission sees first seeds sprout - The seeds, inside a sealed container, are the first plants ever grown on the Moon's surface. Tue, 15 Jan 2019 11:08:01 GMT |
| Concerns over increase in toxic brine from desalination plants - Operations to extract fresh water from the sea are now producing 50% more of this salty effluent than expected. Mon, 14 Jan 2019 15:39:53 GMT |
| Watch how air pollution moves across Europe - See an animation showing the concentration and movement of nitrogen dioxide through the atmosphere. Mon, 14 Jan 2019 13:26:10 GMT |
| Wood burners and open fires face restrictions in new clean air plan - Ministers hail the UK's "world leading" pollution plan, but green groups call it a missed opportunity. Mon, 14 Jan 2019 00:34:33 GMT |
| James Watson: Scientist loses titles after claims over race - Nobel Prize-winning scientist James Watson has repeated remarks about race and intelligence. Sun, 13 Jan 2019 15:28:26 GMT |
| Guardian switches to potato starch wrapping - Readers, who pressed for the change, can compost or put the new packaging in their food waste bin. Sun, 13 Jan 2019 15:17:52 GMT |
| The women fighting fast fashion waste - Claire and Emily run a hub that empowers people to turn their old clothes into new ones. Sun, 13 Jan 2019 00:02:06 GMT |
| Mathematician Sir Michael Atiyah dies aged 89 - The former Cambridge professor had received the highest honour in his subject - a Fields Medal. Sat, 12 Jan 2019 12:38:02 GMT |
| Spektr-R: Russia's only space telescope 'not responding' - Spektr-R has stopped receiving commands from Earth, Russian astrophysicists say. Sat, 12 Jan 2019 12:17:12 GMT |
| SpaceX launch completes Iridium satellite refresh - The $3bn refurbishment of the original sat-phone network will help transform air-traffic surveillance. Fri, 11 Jan 2019 17:16:45 GMT |
| Giant hi-tech tomato glasshouse set to produce millions of the fruit - The facility is set to produce 150 million tomatoes a year, helped by red LED lights and bees. Fri, 11 Jan 2019 17:07:43 GMT |