By “herd immunity,” the Trump administration means people should be encouraged to catch the coronavirus.

The logging industry has long promoted science suggesting logging suppresses fire. A lot of recent research disagrees.

The first vaccine may not even be 50 percent effective. But that will still help to bring the coronavirus pandemic under control.

Trump’s Covid-19 mismanagement has led to top journals criticizing him as the election nears. But conservative disregard for science goes way back.

So-called monoclonal antibodies could help treat patients, protect at-risk groups, and also improve vaccines.

A deep dive into what the research says about the question on every parent’s mind

What the country’s response to the coronavirus pandemic means for the global fight against climate change

New research is upending early public health advice. That’s going to continue as researchers understand the virus better.

How a new class of outsider experts is exploiting institutional failures and destabilizing knowledge

The conspiracy theory sprung from an amateur YouTube video. Then, the National Review picked it up.

That’s bad news for all of us, particularly when it comes to research relevant to our current crises.

Harnessing climate anxiety to help convince others

Some think of them as a "quick fix" for getting out of coronavirus quarantine. But there's still a lot we don't know about Covid-19 immunity.

As the state’s coronavirus curve rises, Ron DeSantis sticks up for anti-science preachers—and keeps churches open for Easter Sunday.

Amid a shortage of ventilators, some are arguing these machines might not even be needed. That’s a vast oversimplification.

The coronavirus and the frightening mystery of an unseen enemy

After bungling containment, the Trump administration hopes for a fast-tracked fix. But compressing trials comes with its own hazards.

Either three or five degrees of warming would be catastrophic—and in both cases, we already know what we have to do.

Jay Inslee says the next four years "is our last chance ... to do something about it." Is he right?

From exploration to Cold War militarization, how the Arctic became the focus of the climate crisis.