
Why can’t humans regenerate limbs? New research offers a clue
Oxygen and hyaluronic acid may play a role in tissue recovery and regeneration, two new studies suggest

Why can’t humans regenerate limbs? New research offers a clue
Oxygen and hyaluronic acid may play a role in tissue recovery and regeneration, two new studies suggest

Lyme disease is spreading—a new vaccine could curb infections
A new Lyme disease vaccine made by Pfizer and Valneva could lower infection rates of the tick-borne illness, but federal approval and patient uptake could be a challenge


GLP-1 drugs like Ozempic don’t work for everyone. Genetic variants offer new clues
The weight you lose and the nausea you experience from GLP-1 drugs may be linked to common gene variants, but they can’t fully explain why some people lose more weight than others

Experts warn that communities underestimate measles’ danger
A sharp rise in U.S. measles cases is linked to falling MMR vaccination rates and growing immunity gaps

Trump administration proposes massive budget cuts to science
The White House budget proposal would also curb federal payments for scientific publishing

How NASA’s moon mission could help transform space medicine
Artemis II’s AVATAR experiment will see organs-on-a-chip travel to the moon and back, revealing how such a journey affects the body’s cells

RFK, Jr., and EPA announce plan to track microplastics in tap water and humans
The Department of Health and Human Services and the Environmental Protection Agency announced a joint effort to track microplastics in drinking water—but experts say doing so will be difficult

The weight-loss drug rivalry heats up as another GLP-1 pill gains FDA approval
This week the U.S. Food and Drug Administration approved a second GLP-1 pill for weight loss. The drug, called Foundayo, resulted in an average of 27 pounds lost in 72 weeks

Black women have worse IVF outcomes. New science helps explain why
A new study helps narrow down the reasons why Black people undergoing infertility treatment have fewer live births

Artemis II’s toilet is a moon mission milestone
On their voyages to the moon, NASA’s astronauts are finally getting some creature comforts of terrestrial toilets—such as having a door and being able to pee and poop simultaneously

Eat more plant-based protein instead of meat, top heart health body says, contradicting RFK, Jr.
These guidelines reinforce the importance of whole grains and fruit and vegetables but clash with the government’s latest nutrition advice on red meat

Is washing your fruits and vegetables enough to get them clean? Experts weigh in
Fresh fruits and vegetables can often come with toxic residues from pesticides, some of which contain so-called forever chemicals. Here’s how to limit your exposure