Category Archives: News & Archives

Not just lizards: Alligators can regrow their tails too, new study reveals

An interdisciplinary team of scientists using advanced imaging technology have answered the question of whether alligators share any of the same regenerative capabilities as much smaller reptiles. Many kinds of small reptiles, such as lizards, are known to regrow their tails. However, with a potential body length of 14 feet, little was known about whether…
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Scientists pinpoint genes common among people with severe coronavirus infections

Certain gene variants are linked to severe coronavirus infections, according to a team of scientists in Europe who studied the genomes of 2,200 critically ill covid-19 patients. Their results provide robust support that genetic makeup plays a role in the potentially fatal illness experienced by some people infected by the coronavirus. Diving into people’s DNA is an…
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A biochemical random number

True random numbers are required in fields as diverse as slot machines and data encryption. These numbers need to be truly random, such that they cannot even be predicted by people with detailed knowledge of the method used to generate them. As a rule, they are generated using physical methods. For instance, thanks to the…
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Even Earth’s largest-ever sharks needed nurseries for their babies

The prehistoric shark Otodus megalodon was an awe-inspiring beast, measuring up to three times the length of the modern great white shark. But even the mightiest of predators were babies once. Carlos Martínez-Pérez at the University of Valencia in Spain, Humberto Ferrón at the University of Bristol, UK, and their colleagues compared megalodon teeth recently collected at…
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Water may be naturally occurring on all rocky planets

The emergence of life is a mystery. Nevertheless, researchers agree that water is a precondition for life. The first cell emerged in water and then evolved to form multicellular organism. The oldest known single-cell organism on Earth is about 3.5 billion years old. So far, so good. But if life emerged in water, where did…
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Moderna’s coronavirus vaccine is 94.5% effective, according to company data

The Moderna vaccine is 94.5% effective against coronavirus, according to early data released Monday by the company, making it the second vaccine in the United States to have a stunningly high success rate. "These are obviously very exciting results," said Dr. Anthony Fauci, the nation's top infectious disease doctor. "It's just as good as it…
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