January 3
A radiologist checked mammograms in Los Angeles. A specialist at MD Anderson Cancer Center said the results stress the need to get regular mammograms.

Breast cancer risk from menopause hormones may last decades

Although the risk is very small, doctors say a new generation of women entering menopause may not be aware of the findings from 2002.
January 3
Proposed changes to the National Environmental Policy Act could sharply reduce obstacles to the Keystone XL oil pipeline — above, in Alberta in 2015

White House update of key environmental law would exclude climate change

Trump administration looking at new assessments for federal infrastructure projects.
January 3
FILE - In this Oct. 12, 2018 file photo, water contaminated with arsenic, lead and zinc flows from a pipe out of the Lee Mountain mine and into a hold

Backlog of toxic Superfund clean-ups grows under Trump

The Trump administration has built up the biggest backlog of unfunded toxic Superfund clean-up projects in at least 15 years, nearly triple the number that were stalled for lack of money in the Obama era, according to 2019 figures quietly released by the Environmental Protection Agency over the winter holidays.
January 2
Ben and Ella Boyer stand by a statue at the San Diego Zoo.

Faced with a certain ending, they chose to create a beginning

With medical advances, couples facing grim diagnosis have more options — and existential questions — about children.
January 2

5,700-year-old chewing gum wad yields a complete genome, secrets of a Stone Age girl's life

The ancient DNA is especially valuable because few human bones from the Mesolithic and Neolithic Stone Ages have been found in Scandinavia.
January 2
This July 21, 2019 satellite image provided by NASA. In spite of space dust pulled in by Earth's gravity, the planet is losing mass overall, because o

Is Earth getting bigger or smaller over time?

We're adding space dust, but the planet is losing mass overall, because our atmosphere leaks.
January 2
“Bison don’t just move to find food,” Yellowstone scientist Chris Geremia said, “they create good food by how they move and how they graze.”

Study: Yellowstone bison mow, fertilize their own grass

The research could bolster efforts to rebuild herds of bison in the West.
January 2
Residents say it is “unnerving” to have drones flying over their property at night.

Mysterious drones are flying over rural parts of Colorado and Nebraska at night

Officials don't know who is orchestrating the nightly appearances.
Science
January 2

Health briefs: Can even a little alcohol increase cancer risk?

Japanese scientists compared the drinking habits of 63,232 cancer patients in Japan with those of an equal number of healthy controls. They found that drinking…
Science
January 2
New focus: Chris Jung and his wife, Louise Poon, changed their expectations for their daughter based on his company’s analysis of her DNA.

Chinese parents test DNA to check if kids will become prodigies

More Chinese parents shaping choices based on genetic data.
Science
January 2
Two patients speak to nurses and visitors at the Psychiatric Hospital of Caracas, Venezuela, on Aug. 15, 2019. Some patients are isolated because they

Mental health crisis escalates in Venezuela's crumbling health system

As Venezuelans struggle daily to survive, with little food, water or medicine, a heavy toll has fallen on people with mental illnesses.
January 2

Genetic mutation linked to increased heart failure risk in black people

The discovery underscores the need to study nonwhite populations and their health concerns, clinicians say.
Science
January 2

Science briefs: When snakes had use for a pair of legs

Snakes, with their sleek bodies and diversity, have long entranced humans. But we know very little about the evolutionary past of these legless lizards because…
West Metro
January 2
Wrapped plastic straws

Straws given only on demand in St. Louis Park

The Zero Waste Packaging Ordinance aims to reduce single-use straws that have become a villain for those worried about plastic pollution in the oceans.
January 1
The Miniwallet from the Dutch company Secrid.

Is the wallet an endangered species?

Tech has reduced the need to carry cash, photos.
January 1
Halley Chambers, the deputy director of Henry Rich's Oberon restaurant group and co-owner of Rhodora, preps a serving tray at the restaurant in Brookl

In waste-heavy food industry, some restaurants are saying goodbye to garbage

NEW YORK – Garbage is inevitable in the restaurant and bar business. Kitchen employees toss onion skins and meat fat into the wastebasket almost…
December 31, 2019
Three of the four draft reports, posted online Tuesday, suggest the Trump administration’s proposals conflict with established science.

EPA rollbacks clash with science, Trump advisers warn

Most of agency's advisers were appointed by Trump.
Science
December 31, 2019
3-D image guided surgery

3-D image guided surgery

A 3-D image, based on a CAT scan, of Randy Furst's aorta and left ventricle.
Science
December 31, 2019
Furst's rehab at Fairview Cardiac Rehabilitation Services in Edina came in a one-hour session, three days a week.

Reporter details emotional and physical recovery after open-heart surgery

Patients of open-heart surgery — with its "brush with mortality" — are often surprised how taxing the emotional recovery can be.
December 30, 2019
Containers depicting OxyContin prescription pill bottles lie on the ground in front of the Department of Health and Human Services' headquarters in Wa

FDA failed to ensure safe prescribing of opioids, documents show

WASHINGTON – Newly unearthed documents show that the Food and Drug Administration failed to use its policing powers to make sure a program to…