Currently, PET scanner validation phantoms, methods, and acceptance criteria for clinical trials are not standardized. This ...

Live news, investigations, opinion, photos and video by the journalists of The New York Times from more than 150 countries around the world. Subscribe for coverage of U.S. and international news ...

The roots of Russia's invasion of Ukraine go back decades and run deep. The current conflict is more than one country fighting to take over another; it is — in the words of one U.S. official ...

The only member of the NESCAC with a waterfront location, Connecticut College is home to a 750-acre arboretum, a stunning central quad and a commanding view of Long Island Sound. Here, you’ll find the ...

1 billion members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

From 'Wicked: For Good' and 'Mission: Impossible — The Final Reckoning' to live-action versions of 'Snow White' and 'Lilo & Stitch' and a few Marvel movies, find out when anticipated movies ...

Your guide to the most essential developments in life sciences.