Researchers at the University of Nevada have reported that a 25-year-old man was reinfected in June with SARS-CoV-2, the virus the causes Covid-19. He joins a handful of other confirmed cases of reinfection in people without immune disorders — in Belgium, the Netherlands, Hong Kong, and Ecuador — where researchers have demonstrated that the genetic Read more about You can get reinfected with Covid-19 but may still have immunity. Let’s explain.[…]

Much ink has been spilled over the “replication crisis” in the last decade and a half, including here at Vox. Researchers have discovered, over and over, that lots of findings in fields like psychology, sociology, medicine, and economics don’t hold up when other researchers try to replicate them. This conversation was fueled in part by Read more about Science has been in a “replication crisis” for a decade. Have we learned anything?[…]

At the second and final 2020 presidential debate on Thursday, when asked by President Donald Trump if he would “close down the oil industry,” former Vice President Joe Biden said that he intends to “transition away from the oil industry, yes.” Republicans are working furiously to make this supposed admission into a scandal, hoping it Read more about The absurd controversy over Joe Biden’s “transition away from the oil industry”[…]

Early results from the two leading US Covid-19 vaccine trials are expected in November, in what will likely be a major milestone in the race to end the pandemic. The final leg of the race, however, will be actually getting people vaccinated. The US Centers for Disease Control and Prevention (CDC) has offered guidance on Read more about States need billions to prepare for Covid-19 vaccines. The federal government isn’t helping.[…]

For the past five months, Melinda Webster has lived on an icebreaker ship frozen in an ice floe near the North Pole. For Webster, a sea ice geophysicist at the University of Alaska Fairbanks, it was an ideal observatory. She and a team of 14 other scientists set out, as part of the largest polar Read more about Why the record low Arctic sea ice this October is so alarming[…]

The fossil fuel industry has not been doing well lately. Even before the Covid-19 pandemic hit, growth in global demand had slowed to 1 percent annually. Now, lockdowns and distancing to stop the spread of the coronavirus have decimated the industry. The International Energy Agency (IEA) recently released projections of rapid short-term decline in global Read more about Big Oil’s hopes are pinned on plastics. It won’t end well.[…]

A 7.0-magnitude earthquake struck the Aegean Sea on Friday, killing at least 80 people, and injuring nearly 1,000 in Turkey and Greece. The earthquake caused the most damage in Izmir, Turkey’s third-largest city, with a population of nearly 3 million people. So far, there have been 79 deaths reported in Turkey and more than 100 Read more about Death toll from 7.0-magnitude earthquake near Greece and Turkey rises to over 80[…]

As President Biden settles into the Oval Office, his immediate challenge is fixing America’s botched vaccine rollout. The current vaccine campaign is not going well. Former President Donald Trump and his administration promised to get 20 million Americans vaccinated and 40 million doses out by the end of 2020. Three weeks into the new year, Read more about Biden’s Covid-19 vaccine challenge, explained in 600 words[…]

President Joe Biden has promised a faster Covid-19 vaccine rollout, vowing to administer 100 million shots during his first 100 days in office — enough to fully vaccinate at least 50 million Americans. But that goal is no longer as ambitious as it once appeared. Over the past week, America has already averaged about 900,000 Read more about Biden’s Covid-19 vaccine goal isn’t ambitious enough[…]

It’s been more than a year since Covid-19 landed in the United States. And the once-perplexing array of symptoms like coughing, fever, shortness of breath, and loss of taste and smell are now very familiar to doctors around the country. The range of possibilities when someone shows up to a doctor’s office with new respiratory Read more about Covid tongue? Why new Covid-19 symptoms keep popping up.[…]