Robert Lea

Active galaxies blast out powerful jets that when pointed straight at Earth are called blazars, the main sources of gamma-ray in the universe.

The nest of snakes included at least 59 infants. Female northern Pacific rattlesnakes group together to give birth from late summer through October.

Astronomers created images of 42 objects, including dwarf planet Ceres and the main asteroid belt's largest bodies.

A patient on the trial of the immunotherapy drug combination described the "amazing moment" he was told his throat tumor had "disappeared."

The radio waves are a "spectacle from lightyears away" possibly linked to magnetic interactions between red dwarfs and the undiscovered exoplanets that orbit them.

Anti-poaching team member Clever Kapandura was described as a "kind, dedicated, passionate, and well-respected member of the Victoria Falls community."

Leptospirillum could be used to break down large metal waste that has been discarded in Chile's Atacama Desert.

Research has indicated that there is a hidden population of massive neutron stars lurking in our galaxy yet to be found.

The planet-spotting method unites the future of astronomy—the Nancy Grace Roman Space Telescope—and its past, a technique used by 19th-century astronomers.

The galaxy was spotted by the Hubble Space Telescope as a distorted double image called Hamilton's Object, caused by a ripple in space created by dark matter.

The Near-Earth Object will pass our planet on October 15 and will be followed by several other asteroids in the build-up to Halloween.

Alabama residents uploaded videos of floodwaters and their effects as authorities said a child, an 18-year-old, and two adults died as a result of flooding.

Dieticians who spoke to Newsweek warned against seeking "magical solutions" for complicated health issues such as weight loss.

The sixteen-year-old's family said the cheerleader is in better spirits after being placed on a ventilator again on Sunday, and is awaiting her rehabilitation.

The whale is alone, unusual for these social creatures, and could have strayed from its pod due to lack of food or poisoning.

The tail of 2005 QN173 is long enough to reach from Earth to the moon and back again.

Women weren't recognized in the 2021 laureates lists from chemistry, physics and medicine despite their increasing numbers in scientific fields.

Keeper Andre Bauma paid tribute to Ndakasi, who rose to fame in a selfie published on Earth Day 2019. "She will be missed by all of us at Virunga," he said.

Jessica Berg Wilson is the fourth person to die from a complication of the J&J vaccine out of over 8 million recipients of the shot.

When Mars moves to the opposite side of the sun, Perseverance and other Martian missions like Ingenuity, InSight, and Curiosity can't be contacted.

Scientists think a flash of light from a distant galaxy may have just been light reflected by rocket debris.

The sixteen-year-old who suffered the injury during training in September was placed back on the ventilator after being allowed to breathe unassisted on Sunday.

Cassidy looks back on his two-decade career in an interview with Newsweek ahead of the release of "Among the Stars," a six-part Disney+ documentary about his third and final space mission.

A researcher who helped discover the virus, which is transmitted to humans through tick bites, said we must "urgently investigate its spread."

A team of researchers customized a device to recognize signs of depression in one area of a patient's brain and apply a tiny burst of electricity to another.

Vaccines are "one-million percent" the best protection against COVID, an infectious disease expert told Newsweek.

Both planets have nearly twice the radius of Earth with one of the exoplanets possessing over 10 times the mass of our planet.

About 126,000 gallons of oil have so far leaked in the waters near Huntington Beach, California. Here's how that compares to America's worst oil disasters.

The 15-year-old boy was attacked by what is believed to have been a 500-pound bull shark in shallow water off the coast of the Florida Keys.

Snakes can find themselves in car interiors after gaining access through open doors or windows.