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Europe is facing 700,000 more Covid deaths — but masks could prevent many of them, WHO says

November 24, 2021 8:01 AM CNN

By Rob Picheta and Isabelle Jani-Friend, CNN Europe could suffer another 700,000 Covid-19 deaths by March, the World Health Organization (WHO) has said. It’s the latest in a series of dire warnings for the region, which is in the grip of a devastating fourth wave of cases that has plunged several countries back into lockdown.

This is an illustration of NASA's DART spacecraft and the Italian Space Agency's LICIACube prior to impact at the Didymos system.

NASA launches mission to crash into a near-Earth asteroid to try to change its motion in space

November 24, 2021 3:48 AM CNN

By Ashley Strickland, CNN A NASA spacecraft that will deliberately crash into an asteroid has successfully launched. The DART mission, or the Double Asteroid Redirection Test, lifted off at 10:21 p.m. PT on November 23 (1:21 a.m. ET November 24) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California. Live coverage

NASA launches mission to crash into a near-Earth asteroid to try to change its motion in space

November 24, 2021 3:48 AM CNN

By Ashley Strickland, CNN A NASA spacecraft that will deliberately crash into an asteroid has successfully launched. The DART mission, or the Double Asteroid Redirection Test, lifted off at 10:21 p.m. PT on November 23 (1:21 a.m. ET November 24) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California. Live coverage

NASA launches mission to crash into a near-Earth asteroid to try to change its motion in space

November 24, 2021 12:22 AM CNN Newsource

By Ashley Strickland, CNN A NASA spacecraft that will deliberately crash into an asteroid has successfully launched. The DART mission, or the Double Asteroid Redirection Test, lifted off at 10:21 p.m. PT on November 23 (1:21 a.m. ET November 24) aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California. Live coverage

Australopithecus sediba was a transitional form of ancient human relative

Ancient human relative walked like a human but climbed like an ape, new fossils suggest

November 23, 2021 12:29 PM CNN Newsource

By Hannah Ryan, CNN An ancient human relative was able to walk the ground on two legs and use their upper limbs to climb and swing like apes, according to a new study of 2 million-year-old vertebrae fossils. An international team of scientists from New York University, the University of the Witwatersrand and 15 other

NASA astronaut Megan McArthur is seen with a taco made using fajita beef

Astronauts celebrate record-breaking chile harvest in space with taco night

November 23, 2021 3:31 AM CNN

By Ashley Strickland, CNN While we were eating Thanksgiving leftovers and shopping sales on Black Friday, astronauts on the International Space Station had a special taco night to celebrate their second successful chile pepper harvest. As with the first historic chile pepper picking on October 29, NASA astronaut Mark Vande Hei had the honor of

NASA will launch mission to crash into a near-Earth asteroid to try to change its motion in space

November 23, 2021 2:43 AM CNN Newsource

By Ashley Strickland, CNN A NASA spacecraft that will deliberately crash into an asteroid is preparing to launch this week. The DART mission, or the Double Asteroid Redirection Test, will lift off at 10:20 p.m. PT (1:20 a.m. ET) on November 23 aboard a SpaceX Falcon 9 rocket from Vandenberg Space Force Base in California.

In this concept illustration provided by NASA

Why we’re grateful for the tiny Ingenuity helicopter on Mars

November 22, 2021 3:48 AM CNN Newsource

By Ashley Strickland, CNN This year, we’ve watched the story of a little chopper unfold on another planet. And much like the joy brought by the successful landing of the Perseverance rover on Mars in February, the journey of its Ingenuity helicopter sidekick is just what we needed in 2021. From millions of miles away,

Artist conception of the James Webb Space Telescope.

Exploring mysterious worlds in ‘The Hunt for Planet B’

November 20, 2021 12:49 PM CNN Newsource

By Ashley Strickland, CNN If the universe is a seemingly endless desert, planet Earth is just a grain of sand. The mere thought can send you down an existential rabbit hole. But I like to look at the universe and consider all of the possibilities just awaiting discovery. Astronomers have yet to find a solar

If Planet B exists, what might it be like?

November 19, 2021 10:34 AM CNN Newsource

By Ashley Strickland, CNN Since the first exoplanets were discovered in the 1990s, many have wondered if we might find another Earth out there, a place called Planet B. Natalie Batalha, professor of astronomy and astrophysics at the University of California, Santa Cruz, has watched the field of exoplanet science grow and change since those

The James Webb Space Telescope will be the premier space observatory of the next decade when it launches.

Webb telescope is about to take an unprecedented look at these intriguing exoplanets

November 18, 2021 4:00 PM CNN Newsource

By Ashley Strickland, CNN When the James Webb Space Telescope launches in December, astronomers around the world are expecting to find the unexpected, said Sara Seager, astrophysicist and planetary scientist at the Massachusetts Institute of Technology. The space observatory will be able to look into the distant universe as well as observe objects in our

Officials from Para State in northern Brazil inspect a deforested area in the Amazon in September.

Deforestation in the Amazon increased by 33% in first 10 months of 2021, analysis shows

November 18, 2021 12:12 PM CNN Newsource

By Camilo Rocha, Juliana Koch and CNN’s Jaide Garcia Deforestation in the Amazon increased by 33% in the first ten months of 2021, compared to the first ten months of 2020, a new analysis shows. The analysis published Wednesday by the Institute for Man and the Environment of the Amazon (Imazon), an independent Brazilian research

Teams are working on "a communication issue between the observatory and the launch vehicle system

NASA’s James Webb Space Telescope launch pushed to Christmas Eve

November 18, 2021 4:24 AM CNN

By Ashley Strickland, CNN The highly anticipated launch of the James Webb Space Telescope is facing yet another delay before it can lift off the launchpad. Heralded to be the premier space science observatory of the next decade, the telescope is now expected to launch on December 24 from Europe’s Spaceport in French Guiana. Teams

The James Webb Space Telescope primary mirror illuminated in a dark cleanroom.

You asked, we answered: NASA’s new telescope and the search for clues about our universe explained

November 18, 2021 4:24 AM CNN

By Janelle Davis, CNN The most powerful telescope ever built is scheduled to launch on December 18. The James Webb Space Telescope will peer into the atmospheres of exoplanets, some of which are potentially habitable, and look deeper into the universe than we’ve ever been able to before. This mission has been decades in the

You asked, we answered: NASA’s new telescope and the search for clues about our universe explained

November 18, 2021 4:24 AM CNN

By Janelle Davis, CNN The most powerful telescope ever built is scheduled to launch on December 18. The James Webb Space Telescope will peer into the atmospheres of exoplanets, some of which are potentially habitable, and look deeper into the universe than we’ve ever been able to before. This mission has been decades in the

You asked, we answered: NASA’s new telescope and the search for clues about our universe explained

November 18, 2021 4:24 AM CNN Newsource

By Janelle Davis, CNN The most powerful telescope ever built is expected to launch on December 25. The James Webb Space Telescope will peer into the atmospheres of exoplanets, some of which are potentially habitable, and look deeper into the universe than we’ve ever been able to before. This mission has been decades in the

Waning vaccine immunity and rising infections due to the Delta variant has prompted wealthy nations to reconsider the definition of "fully vaccinated" from coronavirus.

The definition of ‘fully vaccinated’ is changing to three Covid-19 doses

November 17, 2021 6:38 AM CNN Newsource

By Tara John, CNN You may need up to three Covid-19 vaccine doses to be considered fully vaccinated. Waning vaccine immunity and rising infections due to the Delta variant has prompted wealthy nations to reconsider the definition of “fully vaccinated” — which usually means two Covid-19 jabs. UK Prime Minister Boris Johnson admitted as much

The definition of ‘fully vaccinated’ is changing to three Covid-19 doses

November 17, 2021 6:38 AM CNN

By Tara John, CNN You may need up to three Covid-19 vaccine doses to be considered fully vaccinated. Waning vaccine immunity and rising infections due to the Delta variant has prompted wealthy nations to reconsider the definition of “fully vaccinated” — which usually means two Covid-19 jabs. UK Prime Minister Boris Johnson admitted as much

Space junk is a massive problem. Russia’s anti-satellite missile test just made it worse

November 16, 2021 2:47 PM CNN

By Sheena McKenzie, CNN Days after world powers wrapped up a monumental climate summit in Glasgow, another environmental emergency was unfolding — this time in space. On Monday, Russia fired a missile at one of its own satellites as a test, generating thousands of pieces of debris that sent crew members on the International Space

Space junk is a massive problem. Russia’s anti-satellite missile test just made it worse

November 16, 2021 2:47 PM CNN Newsource

By Sheena McKenzie, CNN Days after world powers wrapped up a monumental climate summit in Glasgow, another environmental emergency was unfolding — this time in space. On Monday, Russia fired a missile at one of its own satellites as a test, generating thousands of pieces of debris that sent crew members on the International Space

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