New coronavirus variants share similar combinations of mutations. It's like a game of Tetris, where a limited number of building blocks can be assembled in different ways, in different combinations, to achieve the same winning structures.

"Antiscience has emerged as a dominant and highly lethal force, and one that threatens global security, as much as do terrorism and nuclear proliferation." | Perspective by @PeterHotez 

A city in Brazil’s Amazon rain forest Is a stark warning about COVID to the rest of the world

The backbone of President Biden's plan to use infrastructure spending to advance climate policy is a clean electricity standard for the power sector that has the potential to be the most aggressive ever enacted by the federal government.

Here's how the pandemic is beginning to make clinical research better—and how much more needs to be done.

Sea grass meadows may mitigate a serious consequence of greenhouse gas emissions: the steady acidification of ocean waters.

The sprawling infrastructure proposal could be used as a cornerstone of the administration’s 2030 climate goals, which are widely expected to seek a roughly 50% reduction in carbon emissions.

Scientific American has agreed with major news outlets worldwide to start using the term “climate emergency” in its coverage of climate change. Read our statement about this decision, and the impact we hope it can have throughout the media landscape.

More women than men are getting COVID vaccines, even as more men are dying of the disease.

For this year's UN Youth Forum, senior editor @markfischetti  spoke with 3 young visionaries who are on the frontlines of combatting climate change and inequality. Watch the conversation here, presented by @NewsDMZ : And meet the participants below! 1/4