The DESI project previously reported that dark energy — long thought to be constant — changes over time. A new analysis reaffirms that claim.

Mineral crystals in heart cockles’ shells protect symbiotic algae from ultraviolet rays and could lead to innovations in internet infrastructure.

If confirmed as head of the Department of Health and Human Services, Kennedy could influence U.S. policy on vaccines, drugs and food safety.

In 2024, tobacco use among middle and high school students reached a record low, but new vapes and other products with nicotine keep coming.

That’s because Luciani has a condition called aphantasia — an inability to picture objects, people and scenes in his mind. When he was growing up, the term didn’t even exist. But now, Luciani, a ...

Fat tissue may commit weight to memory. For people living with obesity, losing weight can help reduce the risk of health problems such as type 2 diabetes or cardiovascular disease (SN: 2/29/24). But ...

Perhaps most importantly, Lucy’s discovery foreshadowed a series of fossil finds that filled in the scientific picture of her species. By 1978, enough evidence had accumulated to establish Lucy as the ...

Rocks returned by China’s Chang’e-6 mission suggest volcanic activity just 2.8 billion years ago but lack telltale heat-generating elements.

A molecule in lizard saliva may make it easier to find certain tumors in the pancreas.

The behemoth coral, discovered in October in the Solomon Islands, is longer than a blue whale and older than the United States.

The new finding comes from an analysis of pesticide use and prostate cancer incidence in over 3,100 U.S. counties.

Transmission of Oropouche virus to the womb has been confirmed in two stillbirths and one birth with congenital anomalies that occurred in Brazil.