New York Times: Over the last 8000 years, forest cover on the planet has shrunk from about 24 000 square miles to around 13 000 square miles, the advocacy group Global Forest Watch estimates. To call attention to the problem, the United Nations has declared 2011 the International Year of Forests. Various activities are planned to educate the public about the consequences of destroying the planet’s forest cover, including a film series, a commemorative stamp, and an interactive website.
An ultracold atomic gas can sync into a single quantum state. Researchers uncovered a speed limit for the process that has implications for quantum computing and the evolution of the early universe.
January 09, 2026 02:51 PM
Get PT in your inbox
PT The Week in Physics
A collection of PT's content from the previous week delivered every Monday.
One email per week
PT New Issue Alert
Be notified about the new issue with links to highlights and the full TOC.
One email per month
PT Webinars & White Papers
The latest webinars, white papers and other informational resources.