Billions of Tyrannosaurus rex roamed North America during their fascinating reign as top predators, according to a team of researchers that went about the daunting task of making the calculation. Paleontologists from the University of California, Berkeley, set out to put a number on how many T. rex lived during the Cretaceous period — about…… MORE
Just under 3% of the world’s land remains ecologically intact, with undisturbed habitat and minimal loss of its original animal species, a new study suggests. The research, published Thursday in the journal Frontiers in Forests and Global Change, combined maps showing human damage to habitat with maps showing where animals have disappeared from their original…… MORE
The United States could have around 300 million excess Covid-19 shots by the end of July, health policy experts at Duke University estimated in a report Thursday, calling on the country to share doses more widely to address the stark inequality around global vaccine distribution. The US has provided limited shipments of AstraZeneca’s vaccine —…… MORE
The mystique of Mars is one that humans can’t seem to resist. The red planet has easily captured our interest for centuries, heavily featured in science fiction books and films and the subject of robotic exploration since the 1960s. In February, three spacecraft arrived at Mars after departing from different launch points on Earth in…… MORE
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The Neanderthal DNA in East Asians today can be traced back to interactions between Neanderthals and early modern humans in Europe 45,000 years ago. The oldest known remains of modern humans in Europe have been identified in the Bacho Kiro Cave in Bulgaria, according to new research published last week in the journal Nature. These…… MORE
Reports that the Johnson & Johnson Covid-19 vaccine may, in extremely rare cases, cause blood clots has dealt a fresh blow to the world’s vaccination drive, just weeks after similar concerns were raised over the vaccine developed by AstraZeneca and Oxford University. On Tuesday, Johnson & Johnson said it would suspend shots across the United…… MORE
For astronauts aboard the International Space Station, sourdough is off-limits and whole wheat is out of bounds. It’s not because anyone is on a gluten-free diet, however. Tortillas are preferred over bread in a weightless environment because they don’t crumble and leave crumbs floating around, according to NASA. Since the astronauts don’t have the luxury…… MORE
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This enemy does not recognize geopolitical borders. It has the power to wreak havoc on national economies, to cost people their livelihoods and their lives. It seeps through the smallest cracks in our social fabric, targeting the poor and the vulnerable among us. Sound familiar? The Covid-19 pandemic and climate change have led to catastrophic…… MORE
The debate over proof of vaccination as a requirement for entry dates back more than 120 years.
Dr. Sanjay Gupta looks into the origins of vaccine hesitancy
MLB is ready to get back in the SWING of things.
Get the story behind this viral picture out of Texas
