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More than 1 in 5 COVID survivors may develop long COVID, CDC study suggests

Enlarge / A long-COVID patient in Germany takes a pulmonary function test at Hufeland Clinic's Center for Pneumology. (credit: Getty | picture alliance) More than one in five adults in the US who have recovered from COVID-19 may end up developing a long-term condition linked to the viral infection, according to a study published this...

The (fossil) eyes have it: Evidence that an ancient owl hunted in daylight

Enlarge (credit: IVPP) An extraordinarily well-preserved fossil owl was described in PNAS this past March. Owls are not new to the fossil record; evidence of their existence has been found in scattered limbs and fragments from the Pleistocene to the Paleocene (approximately 11,700 years to 65 million years ago). What makes this fossil...

Lidar reveals networks of pre-Columbian cities and towns in Bolivia

Enlarge / Cotoca, a 125 hectare settlement, sits at the center of a network of causeways linking it to smaller communities. An airborne lidar survey recently revealed the long-hidden ruins of 11 pre-Columbian Indigenous towns in what is now northern Bolivia. The survey also revealed previously unseen details of defensive walls and...

Earth’s orbital debris problem is worsening, and policy solutions are difficult

Dave Hebert, Caleb Henry, Therese Jones, and Eric Berger at Ars Frontiers 2022 on the growing problem of orbital debris. Click here for transcript. (video link) One of the greatest threats to humanity's ongoing expansion into space is the proliferation of debris in low Earth orbit. During a panel discussion at the Ars Frontiers conference earlier this...

Sliding to mild? Nope—omicron BA.2 caused worse COVID symptoms than BA.1

Enlarge (credit: Getty | Xinhua News Agency) Despite early suggestions that the omicron coronavirus subvariant BA.1 would be mild, a massive wave of infections in January caused spikes in hospitalizations and more excess deaths than earlier variants. And subsequent omicron subvariants don't appear to be easing up. According to a preprint...

Pfizer warns of “constant waves” of COVID as complacency grows

Enlarge / A woman wears a facemask as she walks by the Pfizer world headquarters in New York on November 9, 2020. (credit: Getty | KENA BETANCUR ) Growing complacency about COVID-19 and politicization of the pandemic response will cost lives as the world is hit by new waves of the virus in the coming months, Pfizer’s chief executive...

What the public wants in COVID news vs. what the press provides

Enlarge (credit: Anton Melnyk) Misinformation posing as news has been a problem that only got worse with the ease of publishing on the Internet. But the COVID-19 pandemic seems to have raised it to new levels, driving lots of attention to rumors, errors, and outright falsehoods. Given the magnitude of the threat, there would seem to...

New photo reveals a NASA spacecraft cloaked in Martian dust

Enlarge / Planetary scientist Paul Byrne created this compilation of NASA images showing the InSight spacecraft on its 10th day on Mars, and the lander 1,201 days later. (credit: Paul Byrne/Twitter/NASA) Anyone planning to move to Mars should probably account for dust. Lots of dust. Earlier this month NASA announced that it would...

Everything CDC wants you to know about monkeypox and the current risk level

Enlarge / A negative stain electron micrograph of a monkeypox virus virion in human vesicular fluid. (credit: Getty | BSIP) The US Centers for Disease Control and Prevention today provided an update on the monkeypox situation in the US, which is connected to a growing multinational outbreak. It also used the time to address open questions...

Pakistan hits 120°F as climate trends drive spring heatwave

Enlarge (credit: Chuchart Duangdaw) Spring has brought remarkably extreme heat to India and Pakistan this year. Unusually extensive heatwaves have followed one after another since March and are continuing well into May. The situation presents a conundrum for rapid studies of the role of climate change in this event, as we can’t yet...

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