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Cassini probe heads towards Saturn ‘grand finale’

Cassini probe heads towards Saturn ‘grand finale’

Media captionEarl Maize: “We can’t leave Cassini in an uncontrolled orbit near Saturn” Cassini has used a gravitational slingshot around Saturn’s moon Titan to put it on a path towards destruction. Saturday’s flyby swept the probe into an orbit that takes it in between the planet’s rings and its atmosphere. This gap-run gives the satellite […]

Unknown ancient reptile roamed the Pyrenees mountains

Unknown ancient reptile roamed the Pyrenees mountains

Image copyright Óscar Sanisidro / Institut Català de Paleontologia Image caption Artistic reconstruction of an archosauromorph The footprints of a mysterious reptile that lived about 250 million years ago has been identified in fossils from the Pyrenees mountains. Scientists say the new species is a member of the group that gave rise to crocodiles and […]

‘Perfect storm’ threatens Europe’s salamanders

‘Perfect storm’ threatens Europe’s salamanders

Image copyright SPL Image caption The fire salamander is one of the best-known salamander species in Europe Urgent action is needed to protect wild salamanders in Europe from a deadly infection, say scientists. The disease may end up wiping out all vulnerable species, with zoos and gene banks the only conservation option, they warn. A […]

Sentinel satellites to monitor every volcano

Sentinel satellites to monitor every volcano

Image copyright Getty Images Image caption Countries that have limited resources to monitor their volcanoes will benefit most A UK-led team of scientists is rolling out a project to monitor every land volcano on Earth from space. Two satellites will routinely map the planet’s surface, looking for signs that might hint at a future eruption. […]

‘Gibraltar-sized’ space rock passes Earth

‘Gibraltar-sized’ space rock passes Earth

Image copyright NASA/JPL-Caltech/GSSR Image caption This composite of 30 images of asteroid 2014 JO25 was generated using Nasa’s Goldstone Solar System Radar in California’s Mojave Desert A large asteroid the size of the Rock of Gibraltar has passed safely by Earth. The object, measured to be almost a kilometre wide, came within five times the […]

Physicists observe ‘negative mass’

Physicists observe ‘negative mass’

Image copyright SCIENCE PHOTO LIBRARY Image caption Bose-Einstein condensates are used to explore a wide range of fundamental questions in physics (not the apparatus used in the latest research) Physicists have created a fluid with “negative mass”, which accelerates backwards when pushed. In the everyday world, when an object is pushed, it accelerates in the […]

Live, long and black giant shipworm found in Philippines

Live, long and black giant shipworm found in Philippines

Media captionLiving giant shipworm found for the first time in Philippines Scientists have found live specimens of the rare giant shipworm for the first time, in the Philippines. Details of the creature, which can reach up to 1.55m (5ft) in length and 6cm (2.3in) in diameter, were published in a US science journal. The giant […]

Mega-constellation satellites will need ‘rapid disposal’

Mega-constellation satellites will need ‘rapid disposal’

Image copyright ESA Image caption Artwork: The aim is to avoid certain orbits from becoming unusable in the future The operators of proposed satellite mega-constellations can greatly mitigate the risk of future collisions by rapidly de-orbiting their spacecraft at the end of service. On the other hand, doing only the bare minimum required by international […]

Slims River: Climate change causes ‘river piracy’ in Canada’s Yukon

Slims River: Climate change causes ‘river piracy’ in Canada’s Yukon

Image copyright Dan Shugar/University of Washington Tacoma Image caption An aerial photo shows the meltwater stream along the toe of Kaskawulsh Glacier, seen on the left, that is diverting fresh water from one river to the other A team of scientists say a melting glacier in Canada’s Yukon has caused a river to completely change […]

Iceberg tourists flock to Newfoundland town

Iceberg tourists flock to Newfoundland town

Image copyright Reuters A small town in Newfoundland, Canada, has become a sudden tourist spot thanks to a new visitor – one of the first icebergs of the season. Canada’s CBC News said that over the Easter weekend, the Southern Shore highway near the town of Ferryland was blocked with traffic as photographers – professional […]

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