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10 articles from Guardian Unlimited Science

Nasa scientists hail Perseverance rover's arrival on Mars with stunning images

Car-sized vehicle designed to seek signs of life is pronounced ‘healthy’ after dramatic descent to surface of the red planetNasa scientists have said the Perseverance Mars rover is “healthy” and is beaming back many stunning new images from the surface of the planet, promising significant scientific discoveries ahead. Related: Perseverance’s mission to Mars – in pictures Continue...

Perseverance’s mission to Mars – in pictures

Nasa’s rover Perseverance, the most advanced astrobiology laboratory ever sent to another world, streaked through the Martian atmosphere on Thursday and landed safely on the floor of a vast crater, its first stop on a search for life on the red planetMars rover landing: Nasa’s Perseverance touches down safely in search of life Continue...

UK scientists highlight 12 criteria for Covid vaccine passports

Royal Society says issues such as certifying immunity and data protection need to be consideredCoronavirus – latest updatesSee all our coronavirus coverageVaccine passports are feasible, according to scientists at the Royal Society, but many pressing questions need to be answered around their use, from knowing whether vaccines protect people against transmitting coronavirus, to ensuring they do...

German politicians counter AstraZeneca vaccine scepticism with show of support

Oxford Covid vaccine described in German media as ‘shelf warmer’ with only 17% of doses administered so farCoronavirus – latest updates See all our coronavirus coveragePoliticians in Germany are stepping out in support of the AstraZeneca vaccine as public scepticism around the Oxford-developed product is threatening to hamper Europe’s Covid-19 immunisation programme.The vaccine, subject of...

Dolphins have similar personality traits to humans, study finds

Curiosity and sociability among traits found, despite dolphins having evolved separately for millions of yearsDolphins have developed a number of similar personality traits to humans, despite having evolved in vastly different environments, researchers have found.A study, published in the Journal of Comparative Psychology, looked at 134 male and female bottlenose dolphins from eight facilities...

UK Covid live: Johnson to make vaccine pledge to poorer nations as he chairs G7 meeting

Latest updates: PM expected to say that the UK will share any surplus vaccines; primary school students to return to class in Wales on 15 MarchBoris Johnson to pledge surplus Covid vaccine to poorer countries at G7New universal credit claimants forced to skip meals in Covid crisisCoronavirus – latest updatesSee all our coronavirus coverage 10.47am GMT PA Media reports: A coronavirus vaccine...

Spacewatch: Hope spacecraft sends back pictures of Mars volcanoes

Hope mission is to study Martian atmosphere to help understand how water has been lostThe first photograph of Mars taken by the Emirates Mars Mission’s Hope spacecraft has been released by the UAE Space Agency and Mohammed Bin Rashid Space Centre .Captured at 20:36 GMT on 10 February 2021, one day after the Hope probe successfully entered orbit around the red planet, the image shows sunlight...

Nicaragua leaders face backlash after forming space agency amid human rights crisis

Critics say President Daniel Ortega is attempting to distract from his dismal human rights record and poor response to the pandemicNicaragua has created a new National Ministry for Extraterrestrial Space Affairs, The Moon and Other Celestial Bodies, prompting scorn from critics in a nation experiencing a steady erosion of human rights since a brutal crackdown on anti-government protests three...