Carla K Johnson

AP Medical Writer

A solar panel from Bright Saver sits at Craig Keenan's home Friday, Aug. 1, 2025, in Baltimore.

Solar Panels That Fit On Your Balcony or Deck Are Gaining Traction In the U.S.

August 15, 2025

The U.S. Military Wants to Blow Up Some Cybertrucks

August 11, 2025

I Stock 2166142278

Inside the Search for Sustainable Aviation Fuels, Which Are on the Federal Chopping Block

August 11, 2025

CobraJet eVTOL AI-Powered Fighter Drone and Interceptor for C-UAS Defense.

SkyDefense Unveils CobraJet Fighter Drone, Interceptor

August 11, 2025

Maya Goode, a COVID-19 technician, performs a test on Jessica Sanchez outside Asthenis Pharmacy in Providence, R.I., Dec. 7, 2021. Scientists are seeing signals that COVID-19′s alarming omicron wave may have peaked in Britain and is about to do the same in the U.S., at which point cases may start dropping off dramatically.

Omicron May Be Headed for Rapid Drop in U.S.

At the same time, experts warn that much is still uncertain about how the next phase of the pandemic might unfold.

January 12, 2022

A man is swabbed for COVID-19 at a walk-up testing site at Farragut Square on Dec. 23, 2021, just blocks from the White House in Washington. The explosive increase in U.S. coronavirus case counts is raising alarm, but some experts believe the focus should instead be on COVID-19 hospital admissions. And those aren't climbing as fast.

COVID Case Counts May Be Losing Importance Amid Omicron

Some experts believe the focus should instead be on hospital admissions, which aren't climbing fast.

January 5, 2022

A technician holds a laboratory mouse at the Jackson Laboratory, Jan. 24, 2006, in Bar Harbor, Maine.

Study Can't Confirm Lab Results for Many Cancer Experiments

"The truth is we fool ourselves."

December 7, 2021

A member of a cleaning crew wheels a cart toward a vehicle at the Life Care Center, where at least 30 coronavirus deaths have been linked to the facility, Wednesday, March 18, 2020, in Kirkland, Wash. Staff members who worked while sick at multiple long-term care facilities contributed to the spread of COVID-19 among vulnerable elderly in the Seattle area, federal health officials said Wednesday.

Sick Staff Fueled Outbreak in Seattle

Thirty-five coronavirus deaths have been linked to the facility.

March 19, 2020

Pharmacist Michael Witte, left, gives Neal Browning a shot in the first-stage study of a potential coronavirus vaccine Monday, March 16, 2020, at the Kaiser Permanente Washington Health Research Institute in Seattle. Browning is the second patient to receive the shot in the study.

Volunteers Test Experimental Vaccine

Among them are a 43-year-old operations manager at a small tech company and a 46-year-old network engineer at Microsoft.

March 17, 2020

In this Feb. 7, 2019 photo provided by the Fred Hutch News Service, Trevor Bedford, a computational biologist at the Fred Hutchinson Cancer Research Center, poses at the center in Seattle. Bedford is among a group of scientists who are contributing data to the decision-making in Washington state with regards to containing the new coronavirus outbreak.

Scientist Links 2 State Outbreaks

He used its genetic fingerprints.

March 12, 2020

Pot

Chocolate Can Throw Off Marijuana Tests

This creates inaccurate potency labeling, and scientists are trying to figure out why.

August 26, 2019

In this Nov. 6, 2017 file photo, a syringe with a dose of CBD oil is shown in a research laboratory in Fort Collins, Colo. CBD is a compound found in marijuana but doesn’t cause a high. On Tuesday, July 23, 2019, the Food and Drug Administration announced it has warned Curaleaf Inc., of Wakefield, Mass., for illegally selling unapproved CBD products. The agency says Curaleaf’s claims could lead people to delay medical care for serious conditions like cancer.

FDA Warns Top Marijuana Co.

CBD's skyrocketing popularity has attracted mainstream retailers despite little evidence of its health claims.

July 24, 2019