Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceNeuromodulators such as dopamine and acetylcholine are essential for flexible cognition, yet...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceG protein–coupled receptors (GPCRs) respond to diverse extracellular signals, yet how they...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceWe demonstrate the existence and unique structural properties of the Extraordinarily Intricate...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. Ocean ecosystems have played a crucial role in people’s lives around the...
Tens of billions of dollars in international climate finance have been pledged this decade for a ‘just energy transition’ in the Global South. Most of...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceHoney bee stingers detach from the bee and continue to penetrate tissue...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceMegaherbivores have transformative impacts on ecosystems during their lives; yet, we know...
A key layer of water around Antarctica is getting saltier, potentially shifting storm tracks and accelerating sea-level rise, new research shows.By Bob BerwynThe rapid decline...
IDE Technologies hopes to revolutionize—and privatize—the state’s supply of water.By Dylan Baddour, Arcelia MartinPlans are advancing on the Gulf Coast of Texas for an enormous...
Activists view November’s midterm elections as crucial for curbing Trump’s fossil fuel agenda and building a foundation for renewed action.By Marianne LavelleIn the final stretch...
Energy affordability dominated the debates, but the candidates disagreed about the causes and how to solve the crisis.By Nathaniel EisenOver the course of two weeks...
Extreme weather is creating a perfect storm of misinformation a perfect storm of misinformation Rumors and conspiracies are spreading too fast for emergency managers to...
Earlier this month, after Hurricane Isaias made landfall on the Gulf Coast as a Category 3 hurricane, the emergency management expert Laura Myers got a...
Jurema Werneck, Ruhat Sena Akşener and Samantha Klintworth are directors for Amnesty International in Brazil, Türkiye and Australia, respectively. The climate crisis is also a...
Misinformation about extreme weather and disasters often starts small: Someone reposts a rumor on social media about government corruption or an AI photo of a...
Abstract Particle precipitation is the ultimate driver of aurorae. Monoenergetic (∼keV) electrons accelerated above the ionosphere produce discrete auroral forms and are associated with field‐aligned...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceWe show that molluscan shells may be described as conformal Lie groups...
Proceedings of the National Academy of Sciences, Volume 123, Issue 43, October 2026. SignificanceWe assess the area and volume change of all the glaciers in...