NASA delays launch of Crew-1 mission with SpaceX to early November

SpaceX and NASA appeared all set to kick off a new era in spaceflight later this month, with the Crew-1 mission to the International Space Station scheduled for October 31. That date has now been pushed back following a mishap on the launchpad during a… Continue reading NASA delays launch of Crew-1 mission with SpaceX to early November→

Astronomers watch black hole stretch a star into stellar “spaghetti”

Astronomers have witnessed a rare celestial light show – a star being stretched into “spaghetti” by a black hole. The event occurred over 200 million light-years from Earth over the course of six months, as the dying star was ripped to shreds by immens… Continue reading Astronomers watch black hole stretch a star into stellar “spaghetti”→

Study predicts over 400,000 excess pandemic deaths in US by end of 2020

New research, published in the journal JAMA, tracking total all-cause death rates in the United States has found 20 percent more people have died in 2020 compared to prior year averages. And, even more strikingly, only two-thirds of those excess deaths… Continue reading Study predicts over 400,000 excess pandemic deaths in US by end of 2020→

Wasp venom peptides show potential as potent antibiotic candidate

With antibiotic-resistant bacteria poised to become a huge health problem in the coming decades, the world desperately needs new drugs and treatments. Now, researchers at the University of Pennsylvania have engineered new antimicrobial molecules from w… Continue reading Wasp venom peptides show potential as potent antibiotic candidate→

Real-time tracking of serotonin, dopamine opens new window to the brain

A new way to track the activity of key chemicals in the brain has opened up exciting possibilities for the treatment of many neurological disorders

Dopamine and serotonin are brain chemicals implicated in a range of neurological disorders including Parkinson’s and depression, so understanding how they work could be key to the development of more effective treatments for these conditions. A new tool is offering an unprecedented look at these neurotransmitters in action, enabling scientists to monitor their real-time activity for the first time.

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Maximum speed of sound calculated at 100 times faster than through air

When we talk about the speed of sound, we usually mean how fast it moves through air. But it can travel much faster through other media, and now scientists at the University of Cambridge and Queen Mary University of London have identified the absolute … Continue reading Maximum speed of sound calculated at 100 times faster than through air→

Increasing occurrence of an extra arm artery shows evolution at work

A human fetus transitions through a number of developmental stages in the womb. Some of these involve ancient traits, such as tails or reptilian muscles, appearing and then disappearing. While others are more temporary embryonic structures that regress… Continue reading Increasing occurrence of an extra arm artery shows evolution at work→

Ultra-thin graphite films soak up heat to keep smartphones cool

Making every micrometer count is a key consideration for designers and engineers working on modern smartphones, and a new material could free up some valuable space. Scientists have developed a nanometer-thick form of graphite that helps keep electroni… Continue reading Ultra-thin graphite films soak up heat to keep smartphones cool→

Boeing and US Space Force developing advanced communication satellites

Boeing and the US Space Force have completed the first major engineering design review of a new generation of military communication satellites. Being developed by the United States Department of Defense, Canadian Department of National Defence, and th… Continue reading Boeing and US Space Force developing advanced communication satellites→