The change occurred in 2020, researchers say. Overall firearm-related deaths increased 13.5% between 2019 and 2020, but such fatalities for those 1 to 19 years old jumped nearly 30%.

Human-induced climate change fueled one of the most active hurricane seasons on record in 2020, with rainfall totals up to 10% higher than in the pre-industrial era, according to a new study.

The Swift Twisted-Claw Millipede, or Nannaria swiftae, was among several new species found in Tennessee.

The company says this version targets both the original coronavirus and the beta variant, and appears to provide broader and longer-lasting protection against different strains, including omicron.

States neighboring Yellowstone National Park have eased rules on hunting wolves, resulting in the most being killed in nearly a century

Americans use nearly four times the energy researchers say is needed to live a happy, healthy and prosperous life.

Tiny plastic debris — some so small you can't see it — has previously been found in human blood, excrement and in the depths of the ocean.

While standard solar panels can provide electricity during the day, this device can be a "continuous renewable power source" during the day and at night.

A study of more than 120,000 brain scans shows rapid growth before age 2 and accelerating decline after age 50. The results may one day help pick up abnormalities in the developing brain.

Scientists are trying to understand PTSD and other human disorders by studying emotion-related brain circuits in animals, which research suggests may have a lot in common with the human brain.

Just a night or two of exposure to faint light is enough to raise your pulse and increase insulin resistance — factors that increase the risk of heart disease and diabetes, researchers find.

Scientists using the Hubble Space Telescope have spotted light from what appears to be the most distant star ever seen. It offers a glimpse into an early moment in the history of the universe.

People with schizophrenia are three times as likely to die from the virus, giving scientists an opportunity to study the potential relationship between the immune system and mental illness.

How do boa constrictors breathe while constricting their victims? A new study finds that snakes can switch which set of ribs they use to draw in air as they crush their meal before devouring it.

Though findings are preliminary, many studies suggest that vaccinated people have good protection against the condition, although just how much is still up for debate.