Seriously ill Covid-19 patients who were treated with hydroxychloroquine or chloroquine were more likely to die or develop dangerous irregular heart rhythms, according to a large observational study published Friday in the medical journal The Lancet.
Large study finds drug Trump touted for Covid-19 is linked to greater risk of death and heart arrhythmia
Mimicking enzymes, chemists produce large, useful carbon rings
Drawing inspiration from nature, chemists have discovered an efficient way to wrangle long, snaking molecules to form large rings — rings that form the backbone of many pharmaceuticals but are difficult to produce in the lab.
Latest Science News — ScienceDaily
Large international study finds diabetes drug cuts cardiovascular and kidney problems
A clinical trial that followed more than 9,900 people in 24 countries has found that the drug dulaglutide reduced cardiovascular events and kidney problems in middle-aged and older people with Type 2 diabetes. During more than five years of follow-up, cardiovascular events like heart attacks and strokes were reduced by 12% in people taking dulaglutide compared to people taking a placebo. This effect was seen in both men and women with or without previous cardiovascular disease.
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Ramp Compression of Iron Provides Insight into Core Conditions of Large Rocky Exoplanets
A team of researchers from Lawrence Livermore National Laboratory (LLNL), Princeton University, Johns Hopkins University and the University of Rochester have provided the first experimentally based mass-radius relationship for a hypothetical pure iron planet at super-Earth core conditions. This discovery can be used to evaluate plausible compositional space for large, rocky exoplanets, forming the basis of future planetary interior models, which in turn can be used to more accurately interpret observation data from the Kepler space mission and aid in identifying planets suitable for habitability.
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Supermassive black holes control star formation in large galaxies
Young galaxies blaze with bright new stars forming at a rapid rate, but star formation eventually shuts down as a galaxy evolves. A new study shows that the mass of the black hole in the center of the galaxy determines how soon this ‘quenching’ of star formation occurs.
Latest Science News — ScienceDaily
Large shark seen off Coronado beach prompts warning
A surfer’s sighting of a shark estimated to be longer than 10 feet prompted lifeguards to issue an advisory at Coronado’s Silver Strand State Beach on Saturday.
The 24-hour advisory warns beachgoers within a mile radius of the potential threat but does not close the beach.
The surfer, a former…


