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2026 Nobel Prize in Chemistry is award to Henri Kagan and Kenso Soai for their work in 'mirror' chemistry

The prize recognizes Henri Kagan and Kenso Soai's discovery of non-linear effects and autocatalysis in asymmetric organic synthesis

What is AI model distillation, and why is it so hard to stop?

Anthropic and OpenAI accused Chinese AI developers of mining their models' answers to train cheaper copycats. Here's how distillation works and why it's so hard to stop

Rogue AI or human error? The real story behind the OpenAI-Hugging Face incident

Behind the headlines about AI agents lies a deeper debate over accountability, safety and control.

Why does weed cause anxiety? A new brain study investigates cannabis paranoia

A new study explores what goes on in the brain when mice get high on marijuana

The Start-Up That Wants to Build ‘Microrobots’ With A.I.

CADE METZ

Atomic Machines is training artificial intelligence on materials and designs — and then using it to build tiny physical devices.

Nobel Prize in Chemistry Is Awarded to Henri Kagan and Kenso Soai

K. R. CALLAWAY

The Nobel Committee recognized Henri Kagan and Kenso Soai for solving a century-old mystery about molecules with mirror images. Their work is crucial for pharmaceuticals and carries clues to the origins of life.

Trump Administration Delays Threaten Funding for HIV Research

APOORVA MANDAVILLI AND BENJAMIN MUELLER

The networks also develop treatments and preventions for other infectious diseases and were instrumental in testing the Covid vaccine.

In Vienna and Beijing, the First Nuclear Clocks Begin to Tick

DAN GARISTO

By measuring the squishing and unsquishing of thorium-229 nuclei, two teams created a new type of clock that could someday beat the precision of atomic clocks.

The Atlantic hurricane season has been eerily quiet—Tropical Storm Isaias could change that

Tropical Storm Isaias is expected to become a hurricane by Thursday, meteorologists say

Scientists unlock the longevity secrets of 194-year-old Jonathan the giant tortoise

The secret to Jonathan the tortoise's extreme longevity may be in keeping genes tidy

A suspected case of pneumonic plague is raising fears of an outbreak. Should you be worried?

Russian authorities reported earlier this week that an employee at a lab in Siberia that studies plague and other infectious diseases had died of pneumonia of "unknown" cause

A Public Health-Minded Senator Asks: What Comes After Trump and Kennedy?

SHERYL GAY STOLBERG

Senator Patty Murray, a former chair of the Senate health committee, is forming a group of experts to examine how to insulate the C.D.C. from political interference.

Jonathan the Giant Tortoise Is 194 Years Old. He Just Had His Genome Sequenced.

MONIQUE BROUILLETTE

Scientists have sequenced his genome for the first time, hoping the world’s oldest land animal can offer clues into the genetics of longevity.

What Experts Want to Know About the Russia Plague Scare

K. R. CALLAWAY

Missing details about the death of a lab worker, including the cause, are worrying scientists.

Margaret Hamilton, Whose Software Guided the Apollo Missions, Has Died

TRIP GABRIEL

Margaret Hamilton, the first female programmer hired to work on the space project at M.I.T., was 90.