Covid-19 vaccines for young kids are a big step toward a new normal
More than 28 million children across the US are now eligible to receive Covid-19 vaccinations, a step that could relieve anxiety for families, bring more kids back to schools, and…
The curious case of the ancient whale bones
Every year, thousands of whales strand — meaning that they wind up trapped on beaches or in shallow waters — and it’s really hard to figure out why. It’s not…
Streaming space tourism is the new reality TV
When SpaceX launches its first all-civilian crew into space later this fall and takes a multi-day trip circling the Earth, humanity can follow along online thanks to an exclusive documentary…
The case against the concept of biodiversity
In 2017, an evolutionary biologist named R. Alexander Pyron ignited controversy with a Washington Post commentary titled “We don’t need to save endangered species. Extinction is part of evolution.” He…
What it feels like to get Covid-19 after being vaccinated
Michael Miranda had been fully vaccinated for over four months when he tested positive for the coronavirus. “I stared at my phone for a few moments, wondering if this was…
Climate change worsens extreme weather. A revolution in attribution science proved it.
There’s a cliché that has popped up for years in discussions of climate and weather disasters: You can’t blame any individual event on climate change. Climate is all about trends…
We have to accept some risk of Covid-19
There’s a growing consensus among health experts: Covid-19 may never go away. We’ll likely always have some coronavirus out there, infecting people and, hopefully only in rare cases, getting them…
Why it’s so hard to be a nurse in America, according to two nurses
Last month, at the start of a fourth Covid-19 wave in the US, a nurse in a Seattle-area intensive-care unit announced her resignation on Twitter. “No amount of money could…
Astronomers were skeptical about dark matter — until Vera Rubin came along
Vera Rubin didn’t “discover” dark matter, but she put it on the map. Dark matter is a wild concept. It’s the idea that some mind-boggling percentage of all the matter…
What we actually know about the vaccines and the delta variant
The Covid-19 pandemic has changed, and with it, so has the effectiveness of the vaccines. The bottom line remains the same: The mRNA vaccines from Pfizer/BioNTech and Moderna that are…
What full FDA approval for Covid-19 vaccines really means
Nearly nine months after the first Americans received their shots, the Covid-19 vaccine from Pfizer/BioNTech received full approval from the Food and Drug Administration for people 16 and older on…
How a cheap antidepressant emerged as a promising Covid-19 treatment
Since Covid-19 patients started showing up at clinics and hospitals a year and a half ago, doctors and researchers have been hard at work trying to figure out how to…