Read the Letter
Researchers at academic institutions nationwide say that U.S. science is being dismantled. Government Science Data: Vast ...
NBC Sports2d
Alysa Liu is first U.S. woman to win figure skating world title in 19 years
BOSTON — Alysa Liu is the first U.S. women’s singles figure skater to win a world title in 19 years, capping a comeback season after a two-year retirement. Liu, 19, had the top short program and free ...
USA Today3d
World figure skating championships 2025: Alysa Liu makes history
Editor's note: Ilia Malinin will take the ice in the men's long program Saturday. Follow along here to catch today's action. BOSTON — The third day of the 2025 world figure skating championships ...
The Boston Globe4d
American Alysa Liu comes out of retirement to top women’s short program at World Figure Skating Championships
At this time last year, Alysa Liu was a student at UCLA and a retired figure skater. On Wednesday, she was in a very different place. Returning to the World Championships for the first time since ...
China Internet Information Center2d
The global impact of ancient Chinese paper money
Over a thousand years ago, people in the Northern Song Dynasty (960–1127) in China invented the world's first paper currency—Jiaozi. The advent of Jiaozi demonstrated to the world that objects ...
C&EN3d
A Comprehensive Review of Proppant Selection in Unconventional Reservoirs
Department of Petroleum Engineering, King Fahd University of Petroleum & Minerals, Dhahran 31261, Saudi Arabia Center for Integrative Petroleum Research, King Fahd University of Petroleum & Minerals, ...
Ars Technica4d
Financial Times
Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars ...