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Mysterious Australian Night Parrots May Not See in the Dead of Night

Australia’s most elusive bird, the Night Parrot, may not be much better at seeing in the dark than other parrots active during the day. New research reveals that the critically endangered parrot’s visual system is not as well-adapted to life in the dark as would be expected for a nocturnal bird, raising concerns it might be adversely impacted by fencing in the Australian …


Scientists Unravel the Evolution and Relationships for All European Butterflies

For the first time, a complete time-calibrated phylogeny for a large group of invertebrates is published for an entire continent. Scientists provide a diagrammatic hypothesis of the relationships and evolutionary history for all 496 extant European species of butterflies. Their work provides an important tool for evolutionary and ecological …


Great white shark (stock | Credit: (c) shanemyersphoto /

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Science | Yahoo News – Latest News & Headlines

The New York Times

Even as the World Health Organization leads the worldwide response to the coronavirus pandemic, the agency is failing to take stock of rapidly evolving research findings and to communicate clearly about them, several scientists warned Tuesday.In a news briefing Monday, a WHO official asserted that transmission of the coronavirus by people without symptoms is “very rare.” Following concerted pushback from researchers, officials Tuesday walked back the claim, saying it was a “misunderstanding.”But it is not the first time the WHO’s assessment has seemed to lag behind scientific opinion.The agency delayed endorsing masks for the general public until Friday, claiming there was too little evidence that they prevented transmission of the virus. Virtually all scientists and governments have been recommending masks for months.The WHO has said repeatedly that small airborne droplets, or aerosols, are not a significant factor in the pandemic’s spread, although a growing body of

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