Science: Discussion of a possible joint human spaceflight project was one of the outcomes of President Obama’s recent 3-day visit to India. The US also agreed to relax certain export controls affecting Indian defense and space facilities. At a special session of the Indian Parliament Monday, Obama spoke of US-India ties as an “indispensable and defining relationship of the 21st century,” writes Pallava Bagla for Science. Obama acknowledged India’s contributions to science and backed India’s demand for a permanent seat on the United Nations Security Council.
The finding that the Saturnian moon may host layers of icy slush instead of a global ocean could change how planetary scientists think about other icy moons as well.
Modeling the shapes of tree branches, neurons, and blood vessels is a thorny problem, but researchers have just discovered that much of the math has already been done.
January 29, 2026 12:52 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.