Once upon a time, four queens known as the queens of blue, red, green and pink were locked in a bitter feud. The monarchs lived on four islands, all the same size, yet each with its own distinctive ...

In the third century BCE, Apollonius of Perga asked how many circles one could draw that would touch three given circles at exactly one point each. It would take 1,800 years to prove the answer: eight ...

International Atomic Energy Agency Director General Rafael Mariano Grossi has warned of the "fragile nuclear safety" situation at Zaporizhzhia Nuclear Power Plant as it was forced to again rely on ...

The 2024 National Assessment of Educational Progress—also known as the “Nation’s Report Card”—is now out. It shows 12th-graders’ performance slipping to a record low. According to the report, ...

The U.S. Department of Education released two new proposed priorities for competitive grant-making on Thursday, shedding more light on what initiatives the administration plans to champion—just as it ...

In 1876, Peter Guthrie Tait set out to measure what he called the “beknottedness” of knots. The Scottish mathematician, whose research laid the foundation for modern knot theory, was trying to find a ...

A sign for Eli Lilly and Company sits outside its corporate headquarters in Indianapolis on April 26, 2017. Pharmaceutical corporation Eli Lilly and Company plans to build a $6.5 billion manufacturing ...

An up-to-date assessment of environmental emissions in the US health care sector is essential to help policy makers hold the health care industry accountable to protect public health. We update ...

Lessons from cloud kitchens and other new business models. by Antonio Moreno For four decades advances in information technology have allowed companies to increasingly “unbundle” their operations and ...

The UN High-Level Meeting on the Prevention of Noncommunicable Diseases and Mental Health (NCDs) in 2025 is a key moment for Heads of State and Government, civil society, academia, philanthropies, and ...