In January, 1923, Lee Strasberg went to Al Jolson’s 59th Street Theatre to see “Tsar Fyodor Ivanovich,” a nineteenth-century Russian play about sixteenth-century Russian politics, performed, in ...

Penn researchers have developed a smarter AI method for solving notoriously difficult inverse equations, which help scientists uncover hidden causes behind observable effects. By introducing ...

What are the most pressing global crises in 2026? Each year, the International Rescue Committee’s (IRC) Emergency Watchlist identifies the countries at greatest risk of new or worsening humanitarian ...

Five years ago, mathematicians Dawei Chen and Quentin Gendron were trying to untangle a difficult area of algebraic geometry involving differentials, elements of calculus used to measure distance ...

Microsoft’s MSFT-0.12%decrease; down pointing triangle Copilot chatbot has become central to its artificial-intelligence strategy as the company’s close partnership with OpenAI diminishes. But the ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This Simplex '50' is an early example ...

The leading approach to the simplex method, a widely used technique for balancing complex logistical constraints, can’t get any better. In 1939, upon arriving late to his statistics course at the ...

The herpes simplex virus (HSV) antibodies test is a type of herpes simplex test that determines whether or not you’ve ever been exposed to this virus. Specifically, it’s a blood test that looks for ...

We asked U.S. teens how common a variety of problems are among students at their school. Anxiety and depression tops the list, with 30% of teens saying it’s extremely or very common at their school.

Current AI models struggle to solve research-level math problems, with the most advanced AI systems we have today solving just 2% of the hundreds of challenges faced. Mathematicians have stumped the ...

Difficult conversations are inevitable in any relationship, especially romantic ones where emotional bonds run deep. Addressing sensitive issues can stir up fear, defensiveness, or conflict, making ...

Dozens of neo-Nazis are fleeing Telegram and moving to a relatively unknown secret chat app that has received funding from Twitter founder Jack Dorsey. While ISD stopped short of naming SimpleX in its ...