NYT Science

Katharine McCormick dedicated her life and wealth to opening doors for women, and provided almost all the funding that researchers used to develop the birth control pill. nyti.ms/3YevhmI

The Biden-era limits were designed to reduce emissions of toxic pollutants, including a cancer-causing ingredient used in antifreeze and plastics. nyti.ms/4i6JngZ

The move threatens to paralyze the Low Income Home Energy Assistance Program, which helps to offset high utility bills for roughly 6.2 million people nationwide. nyti.ms/3E4PBQD

The ancient weapons, found in a cave near Marfa, could be among the oldest near-complete set of wood and stone hunting tools found in North America. nyti.ms/3RwOEnk

Administration officials reversed a decision made during the Biden presidency that would have given millions of people access to weight-loss drugs paid for Medicare and Medicaid. nyti.ms/4cjCeJd

Recent Trump administration actions are setting the stage for a measles resurgence, experts fear. nyti.ms/3RzBQfV

Roughly 20 states now have laws permitting families to place cameras in the rooms of loved ones. Facility operators are often opposed. nyti.ms/3GbybCv

She used her wealth strategically to expand opportunities for women, underwriting the development of the pill and supporting the suffrage movement. nyti.ms/4iUzvsd

Two significant programs that invested in research on diabetes, dementia, obesity and kidney disease have ended since the start of the Trump administration. nyti.ms/3Enunxs

President Trump wants to bring pharmaceutical manufacturing back to the United States. Experts warn that tariffs could result in shortages and higher prices for generic drugs. nyti.ms/42fPoSD

Trump cutbacks were supposedly aimed at administrators. But scientists in food and drug-testing labs and policy experts who advance generic drug approvals were also dismissed. nyti.ms/4lkpsyc

As they cling to leaf tips, newborn warty birch caterpillars produce vibrations that can ward off invaders approaching their millimeter-size domain. nyti.ms/4jCA8GT

Born into rural poverty, he climbed to the top of the art market. But he fell after being convicted of selling fake and stolen items. nyti.ms/42gqTEY

In addition to reductions at agency personnel, federal regulators are demanding $2.9 billion in contract cancellations, The Times has learned. nyti.ms/42bCgy2

It is the second confirmed measles death in the U.S. in a decade. If the outbreak continues at the current pace, the nation may lose its “elimination” status. nyti.ms/4jfREAd

The reorganization that began on Tuesday will scale back an agency that has been a public health model around the world. nyti.ms/4cqh1x9

Across the country, companies have been installing giant batteries that help them use more wind and solar power. That’s about to get much harder. nyti.ms/4iQGfHl

It wasn’t the size of human brains that distinguished people from apes, he theorized, but the way they were organized. He found a creative way to prove it. nyti.ms/4cgmYMX

Ralph Holloway, an anthropologist who pioneered the idea that changes in brain structure, and not just size, were critical in the evolution of humans, has died at 90. nyti.ms/4ldNE53

Mommy, a Western Santa Cruz tortoise, recently welcomed four hatchlings at the Philadelphia Zoo, where she has lived since 1932. nyti.ms/3G7hwzY