By Colin Barras Ancient marine life may have been wiped out by volcanic activityPhil Degginger/Carnegie Museum / Alamy The second-most severe mass extinction in Earth’s history may have been triggered by global warming. The discovery means that, for the first time, all of the largest known extinctions can be linked to a rapid rise in…
Throughout March, as the pandemic gained momentum in the United States, much of the preparations focused on the breathing machines that were supposed to save everyone’s lives.New York State Gov. Andrew M. Cuomo (D) and President Trump sparred over how many ventilators the state was short. DIYers brainstormed modifications to treat more patients. And ethicists…
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TO BUILD A chest approaching Superman proportions, you'll need a heavy press somewhere in your training plan. Most lifters will start using a barbell, but there are limits to what you can accomplish, especially for those with shoulder issues. Dumbbells can only go so far, especially if your gym maxes out around 80 pounds. If
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