Two more COVID-19 vaccines move towards Phase 2 human trials

Hot on the heels of biotech company Moderna’s recent announcement of successful phase 1 trials for its mRNA COVID-19 vaccine, two more promising candidates are delivering encouraging early data as several vaccines race into phase 2 human testing.

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Ancient disk galaxy looks 4.5 billion years ahead of its time

It’s generally believed that it took billions of years for galaxies to take on the familiar disk shape, but now astronomers have discovered an ancient disk galaxy, which emerged at least 4.5 billion years earlier than previously thought possible.

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Successful rehearsal readies SpaceX’s Crew Dragon for historic launch

The stage is set for a landmark launch for NASA, with the final dress rehearsal now complete ahead of Wednesday’s Demo-2 mission that will see US astronauts launched into space from American soil for the first time in nine years.

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Aerobic exercise shown to improve memory in those at risk of dementia

A study has homed in on how aerobic exercise can improve memory in older subjects with cognitive impairment. The findings suggest it's never too late to start exercising as aerobic activity improves blood flow to parts of the brain linked to memory.

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