China is doubling down on its 'zero-tolerance' COVID policy ahead of the Olympics
China is battling coronavirus outbreaks in six cities. More than 20 million people are in some form of lockdown.
Science
Coronavirus FAQ: Why are some folks hacking home COVID tests by swabbing their throat?
The FDA-authorized tests call for a nasal swab. Some doctors are tweeting that they're doing a throat swab too — though they don't recommend this step to the public. Here's a look at the swab debate.
Why omicron may cause less harm — and what it means for the future of the pandemic
There's growing evidence that omicron causes less severe disease than previous variants. Does that mean SARS-CoV-2 is evolving into a more mild virus? Will future surges be less deadly and disruptive?
Djokovic admits a mistake on his Australia travel form and outlines COVID test timing
Djokovic moved to clarify the timeline about the period when he was infectious last month and about errors on the travel document he used to enter Australia to defend his Australian Open tennis title.
In Orlando, a mountain of coal ash evades EPA rules. It's not the only one.
Environmentalists want Biden's Environmental Protection Agency to aggressively regulate huge piles of toxic coal ash across the nation. The waste has polluted groundwater in 39 states.
China's Tianjin orders more testing on 14 million after omicron reaches city
The city of Tianjin ordered a second round of COVID-19 testing on Wednesday in the city about an hour from Beijing, which is set to host the Winter Olympics from February 4th.
Medicare proposes covering expensive Alzheimer's drug for those in clinical trials
Aduhelm is the first treatment approved in the country to slow cognitive decline in those living with Alzheimer's. Doctors have refused to prescribe it, given the lack of data and evidence behind it.
Israeli scientists have trained goldfish to drive, in a scene out of a Dr. Seuss book
An experiment involving a robotic tank on wheels and six trained goldfish may offer insights into animals' ability to navigate unfamiliar environments.
Who gets to use NASA's James Webb Space Telescope? Astronomers work to fight bias
With the James Webb Space Telescope safely deployed, many scientists want to use it. To minimize the effect of unconscious biases, they go through a process developed for the Hubble Space Telescope.
Cyber risks add to climate threat, World Economic Forum warns
Survey of 1,000 experts and leaders finds cybersecurity and space add to the existing challenges of climate change and the coronavirus pandemic.