Tuesday, April 21, 2026

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People tend to be offended when they get a personal note written by AI – if they know. Ekaterina Buravleva/iStock via Getty Images

culture

Most people do not realize when a personal message they receive was written by AI, study finds

Staff Writer - April 20, 2026

Irene Fogel Weiss holds a photograph of her mother and brothers, who were killed during the Holocaust, during a ceremony at the U.S. Capitol on April 14, 2026, in Washington. Heather Diehl/Getty Images

culture

About half of young Americans can’t name a single Holocaust site, repeating a pattern of ignorance seen in postwar Germany

Cannabis plants are seen at Harborside Oakland Dispensary on Aug. 11, 2025, in Oakland, Calif. Justin Sullivan/Getty Images

culture

Why the future of marijuana legalization remains hazy despite high public support

Work crews prepare for the construction of a new ballroom after the demolition of the East Wing of the White House in October 2025. Andrew Leyden/Getty Images

culture

In his efforts to remake federal architecture, Trump repudiates the ‘republican ideals’ that have long informed it

Friends can see and know you in ways that you yourself never can. Stephen Simpson/Stone via Getty Images

culture

The good life requires two things, self‑knowledge and friends – you can’t have one without the other

culture

As states weigh human lives versus the economy, history suggests the...

Staff Writer - May 3, 2020

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EXPLORING NATURE

This composite image shows the Geminid meteors, captured in 2020 using Global Meteor Network software. Aleksandar Merlak

Education

I found a new meteor shower, and it comes from an...

Staff Writer - April 10, 2026

Patrick M. Shober, NASA Across the Earth, every night, thousands of automated stargazers are waiting to take pictures of...

The Denver suburb of Castle Rock, Colo., limits water use in future developments. Homeowners are embracing water-efficient yards. RJ Sangosti/MediaNews Group/The Denver Post via Getty Images

Water conservation works, but climate change is outpacing it: Phoenix, Denver...

April 8, 2026

The Salton Sea is shrinking and releasing toxic dust from its lake bed. Jennifer Davis/iStock/Getty Images Plus

Toxic dust from California’s shrinking Salton Sea is harming children’s lung...

April 5, 2026

The Camelot crater in the Moon’s Taurus-Littrow Valley is where the sample containing trivalent titanium was found. NASA/Apollo 17: AS17-145-22159

New study measures titanium in Apollo rock to uncover Moon’s early chemistry

March 29, 2026

Boat strikes can harm or kill whales and are one concern about the oil industry’s environmental impact. Robyn Beck/AFP via Getty Images

Trump’s ‘God Squad’ pits energy vs. endangered species, but it’s a...

March 28, 2026