A path to achieve a net-zero greenhouse gas economy

Anew report co-authored by 68 scientists from more than a dozen institutions—including the University of Pennsylvania—offers a first-of-its-kind high-resolution assessment of carbon dioxide (CO2) removal (CDR) in the ...

New York finally ends record 700 plus days without snow

New York on Tuesday finally ended a record streak of more than 700 days without measurable snowfall, with a thin layer of white powder covering Central Park and other parts of America's most populous city.

Navajo object to depositing human remains on Moon

The United States will soon launch its first spacecraft to attempt a soft lunar landing since the Apollo era, in a historic collaboration with the private sector—but not everyone is celebrating.

page 4 from 40