CDC: Pfizer COVID-19 vaccine 93% effective at preventing hospitalization in ages 12-18

Between June 1 and Sept. 30 of this year, the CDC performed a case-controlled study of Pfizer’s vaccine in adolescents at 19 pediatric hospitals in 16 states, according to the study published on Tuesday.

Russian film crew lands after shoot onboard space station

The capsule, descending under a red-and-white striped parachute after entering Earth’s atmosphere, landed upright in the steppes of Kazakhstan on schedule at 0435 GMT Sunday with Oleg Novitskiy, Yulia Peresild and Klim Shipenko aboard.

Probe blasts off on 12-year, 4-billion-mile journey to unlock secrets of ancient asteroids

NASA’s ‘Lucy’ probe lifted off from Florida early Saturday, the first step on a 12-year mission that will send the spacecraft zig-zagging across the solar system on a hunt for clues about the formation of our planets.

Climate change: US report targets economic risks from extreme weather

A new White House report addresses how the U.S. economy could be affected by climate change, including extreme heat, flooding, storms and wildfires.

NASA's Lucy spacecraft to visit swarm of asteroids near Jupiter

NASA is on an asteroid roll as it gets set to launch a series of spacecraft to visit and even bash some of the solar system's most enticing rocks.

Dementia signs are in the blood, researchers say

A new study suggests that certain molecules in the blood could indicate impending dementia.

New study finds potential benefits in mixing and matching COVID booster shots

Mixing and matching booster shots may give better protection against COVID-19, according to a new government-funded study published Wednesday.

Elk in Colorado with tire around neck for 2 years freed

Wildlife officials in Colorado say an elusive elk that has been wandering the hills with a car tire around its neck for at least two years has finally been freed of the obstruction.

William Shatner launches into space aboard Blue Origin rocket

William Shatner, known to many "Star Trek" fans as Captain James T. Kirk, launched into space on Wednesday aboard a Blue Origin rocket.

Life on Mars: Astronauts simulate conditions of red planet in desert

Six astronauts are attempting to better understand what it’s like to live on Mars through a simulated experience in the Negev desert in Israel.

Two-headed turtle hatches in Massachusetts

A two-headed diamondback terrapin hatched two weeks ago at a protected nesting site in Massachusetts. A wildlife center is studying and caring for the turtle, which has a rare condition called bicephaly.

‘Unique’ radio waves coming from heart of Milky Way discovered

The behavior of the radio waves is “extraordinary” according to Ziteng Wang, the international Ph.D. student at the University of Sydney who made the discovery and the lead author of the study, said.

Pfizer to vaccinate entire city in Brazil for COVID-19 study

Pfizer researchers want to study the impact of the COVID-19 vaccine in preventing symptomatic cases, reinfections, hospitalizations, deaths, and long-term COVID-19 — so they’re vaccinating the population of an entire city.

Moderna, J&J COVID-19 vaccines: FDA advisory panel to weigh boosters this week

With many Americans who got Pfizer vaccinations already rolling up their sleeves for a booster shot, millions of others who received the Moderna or Johnson & Johnson vaccine wait anxiously to learn when it’s their turn.