Here's what Congress rejected of the draconian cuts faced by NASA in FY 2026.

A new international study calls for a fundamental reset in how humanity understands and pursues sustainable development. The article is published in the journal Communications Sustainability.

Researchers find that microbes on tree bark can alter greenhouse and toxic gases, shaping climate and air quality beyond leaves alone.

Trump said that the U.S. would withdraw from the U.N. Framework Convention on Climate Change.

Memo cites overburdened staff, but some say move also aims to elevate White House priorities

In a public letter, employees of the National Science Foundation accused the administration of politicizing the agency and impeding scientific innovation.

Explore PNAS Special Features—rigorously reviewed thematic collections that highlight cross-disciplinary research on urgent scientific challenges and innovations.

Nature-based solutions (NbS) have emerged as a key strategy for sustainably addressing multiple urban challenges, with rapidly increasing knowledge...

The disaster that unfolded in Kerr County, Texas, shows how many communities will struggle to prepare for extreme weather as the federal government pulls back.

As more than a hundred fatalities have been confirmed in Texas flash...