Signatures | Life & News

Saturday, December 6, 2025

An Akkadian cylinder seal, circa 2350-2150 B.C.E., depicts a contest scene. The image on the right shows the impression the seal would make. Gift of Nanette B. Kelekian, in memory of Charles Dikran and Beatrice Kelekian, 1999/Metropolitan Museum of Art

Art

Signatures meant more in Mesopotamia than they do now − what...

Staff Writer - November 3, 2025

Serdar Yalçin, Macalester College The earliest form of the signature came from ancient Iraq in the form of cylinder...

EXPLORING NATURE

Sea-level rise changes coastlines, putting homes at risk, as Summer Haven, Fla., has seen. Aerial Views/E+/Getty Images

Environment

Sea level doesn’t rise at the same rate everywhere – we...

Staff Writer - November 25, 2025

Shaina Sadai, Five College Consortium and Ambarish Karmalkar, University of Rhode Island When polar ice sheets melt, the effects...

Pennsylvania is home to a diverse range of wild mushrooms, both edible and poisonous. Vaivirga/iStock/Getty Images Plus

Mid-Atlantic mushroom foragers collect 160 species for food, medicine, art and science

November 24, 2025

Climate finance is meant to help low-income countries adapt to climate change and recover from disasters like Hurricane Melissa. Yamil Lage/AFP via Getty Images

How climate finance to help poor countries became a global shell...

November 19, 2025

Pecan pie is a popular holiday treat in the United States. Julie Deshaies/iStock via Getty Images

How pecans went from ignored trees to a holiday staple –...

November 19, 2025

These faces are fake – generated by artificial intelligence – but useful for training other AI systems about human faces. David Beniaguev

When fake data is a good thing – how synthetic data...

November 18, 2025