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Ebola virus was detected in samples from a child who died last week, the World Health Organization and Democratic Republic of the Congo’s Ministry of Health announce.

A new study links a variant of the apolipoprotein E gene called APOE ε4 to better memory in older age, even in the presence of amyloid plaques—a possible explanation for the variant’s persistence despite its association with an increased risk of Alzheimer’s disease.

A modeling study estimates that by drastically reducing fish biomass over the past century, industrial fishing may be affecting ocean chemistry, nutrient fluxes, and carbon cycling as much as climate change.

More and more people who have never smoked tobacco are developing lung cancer. A new genomic analysis revealed that an accumulation of natural mutations led to the disease.

An overgrowth of bacteria in the gut predicted brain injury in preemies.

Five years after largest marine heatwave on record hit northern California coast, many warm-water species have stuck around.

A study of feeding behavior suggests the fish feed differently in front of their partners—a behavioral feature also found in primates.

Health authorities in both countries announced that people under certain age cutoffs are now ineligible for the Spikevax COVID-19 shot due to its association with heart inflammation.

The Scientist spoke with marine biologist and barnacle researcher John Zardus about why turtle barnacles—previously thought to be immobile—in fact slowly travel. He thinks the answer is food.

Collins has announced his intent to step down after leading the National Institutes of Health for more than 12 years.

Attorneys for the family seek compensation for the company’s sale of cells cloned from tissue removed without consent by doctors at Johns Hopkins Hospital 70 years ago.

David Julius and Ardem Patapoutian won this year’s Nobel Prize in Physiology or Medicine for their research on the ion channels involved in perceiving heat, cold, pain, and touch.