Updated: 2 hours 30 min ago
Mon, 05/04/2026 - 5:00am
The drugs are 10 times more dangerous than fentanyl. They are showing up in street drugs in the South and the Midwest, and will most likely spread to other regions.
Mon, 05/04/2026 - 5:00am
Unusual opioids are infiltrating street drugs. Knoxville’s top forensic doctor is on the front lines, pressing to quickly identify the most lethal.
Sun, 05/03/2026 - 5:00am
For decades, conservatives were adamantly opposed to the use of drugs like psilocybin and LSD. Now, the Trump administration has made a sharp pivot.
Sat, 05/02/2026 - 10:47am
Some screenings and treatments no longer make sense for patients as they age. Researchers have just added a few more to the list.
Sat, 05/02/2026 - 5:01am
The Tampa disappeared in 1918 with 131 British and American personnel and civilians aboard. It was the largest single American naval combat loss of life in World War I
Fri, 05/01/2026 - 1:18pm
During President Trump’s second term, the disaster declarations that unlock money are taking longer than in the past. Blue states wait the longest and they hear ‘no’ more often.
Fri, 05/01/2026 - 12:35pm
The race to near-weightlessness has been a driving force of innovation in running sneakers and helped lead to records shattering at the London Marathon.
Fri, 05/01/2026 - 11:00am
In a study, Australian cockatoos figured out that a new food was OK to consume by observing one another, a vivid example of “social learning” in animals.
Fri, 05/01/2026 - 5:07am
The Dutch city has outlawed advertising that promotes lifestyles linked to high carbon emissions, which is a driver of climate change. It’s a first for a world capital.
Fri, 05/01/2026 - 5:00am
With Health Secretary Robert F. Kennedy Jr. aiming to rein in the use of psychiatric drugs, psychiatrists are preemptively addressing how and when patients should quit taking them.
Thu, 04/30/2026 - 9:12pm
The agency said staff members who had been let go or placed on administrative leave were now needed to prepare for hurricanes and the World Cup.
Thu, 04/30/2026 - 4:21pm
Wildlife experts have been tracking the Steller sea lion since he appeared last month at a popular tourist spot near the end of Fisherman’s Wharf.
Thu, 04/30/2026 - 12:09pm
The Trump administration says the cities shouldn’t be penalized for unhealthy air because pollution can blow in from abroad. Some experts say that’s preposterous.
Thu, 04/30/2026 - 10:29am
Dr. Sara Brenner is a physician, an F.D.A. official and a “MAHA mom” who has said people should not reflexively believe in the benefits of vaccines.
Thu, 04/30/2026 - 5:01am
A research lab in Washington State tracks ecological changes in a warming climate and provides scientific guidance for forest managers. It is one of 57 such facilities being shuttered.
Thu, 04/30/2026 - 12:29am
A risk-taking outsider, he brought speed, competition and controversy to one of science’s biggest races.
Wed, 04/29/2026 - 2:29pm
He transformed the Missouri Botanical Garden into an international research hub and laid out the existential threats posed by deforestation and unchecked development.
Wed, 04/29/2026 - 9:30am
Zap Energy says its ultimate goal is safe, clean energy from fusion. To help get there, it’s starting to build fission reactors.
Wed, 04/29/2026 - 5:02am
The odor receptors in the nose are not distributed at random but organized in a precise spatial pattern, two new studies reveal.
Wed, 04/29/2026 - 5:00am
Only two places in the world allow tourists to enter the water with the ocean’s apex predator. But the safety of both species is a growing concern.
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