‘It’s a tipping point’: Flood of COVID-19 vaccine donations buoys mood at WHO
Rich countries’ new commitments and increasing production capacity offer fresh hope of ending the pandemic
Rich countries’ new commitments and increasing production capacity offer fresh hope of ending the pandemic
Suit seeks to overturn state law targeting graduate and postdocs from China and other “countries of concern”
U.S. space agency calls for new proposals to reduce mission’s cost
As soda lakes grow, they may become too dilute in nutrients and food to sustain the iconic pink birds
Some worry the findings will stall efforts to halt logging—the root cause of declining caribou populations
The latest in science and policy
Newly identified microbe disables the viruses before they can infect the insects, potentially reducing disease transmission in people
Schemes to use renewable energy to process seawater may be cheaper and easier than air capture
To understand vulnerable glaciers, climate scientists extract ice from continent’s remote and stormy coast
Twelve-hundred-year-old burnt remains in Guatemala reflect political turmoil that led to the eventual collapse of empire
Matings between two species are often evolutionary dead ends. This one birthed a new species