World News

There’s a fix for what ails the Mars helicopter’s software

There’s a fix for what ails the Mars helicopter’s software

The first flight of the Ingenuity helicopter on Mars is still delayed, but the mission’s team is working on a solution to make it possible. The helicopter returned data to mission teams on Earth late Friday evening that caused NASA to reschedule the first flight. Ingenuity conducted a high-speed test of its rotors Friday, but…

What alien raindrops on other planets have in common with rain on Earth

What alien raindrops on other planets have in common with rain on Earth

Our solar system boasts a diverse range of planets, but some of them may share a common phenomenon with Earth: raindrops. Rain on other planets is something scientists are still striving to understand, but new research has suggested raindrops themselves are incredibly similar even in different planetary environments. The more scientists know about clouds and…

WHO calls for ‘reality check’ as global Covid-19 cases surge for seventh week

WHO calls for ‘reality check’ as global Covid-19 cases surge for seventh week

The World Health Organization has warned that the world needs a “reality check” on the state of the pandemic, as countries abandon restrictions despite four weeks of rising deaths and seven weeks of rising cases globally. Maria van Kerkhove, the WHO’s technical lead for coronavirus response, said 4.4 million Covid-19 infections had been recorded across…

Microplastics in our air ‘spiral the globe’ in a cycle of pollution, study finds

Tiny bits of plastic from your packaging and soda bottles could be traveling in the atmosphere across entire continents, carried by winds, a new study found. Most of our plastic waste gets buried in landfills, incinerated or recycled — but up to 18% ends up in the environment. Since plastic isn’t easily decomposable it instead…

Ingenuity helicopter’s first flight on Mars delayed

Ingenuity helicopter’s first flight on Mars delayed

We’ll have to wait a little bit longer before the first powered, controlled flight occurs on another planet. NASA’s Ingenuity helicopter, originally scheduled to fly on Mars Sunday, is now set to take off no earlier than April 14, according to the agency. The helicopter returned data to mission teams on Earth late Friday evening…

Prince Charles pays tribute to his father Prince Philip

Prince Charles pays tribute to his father Prince Philip

Prince Charles, the heir to the British throne, paid tribute to his late father Prince Philip on Saturday in a pre-recorded statement. “My dear Papa was a very special person who I think above all else would have been amazed by the reaction and the touching things that have been said about him, and from…

A final flyby for asteroid Bennu and 5 other top space and science stories this week

A final flyby for asteroid Bennu and 5 other top space and science stories this week

Coming soon: Watch out for the upcoming launch of Wonder Theory, the first-ever CNN space and science newsletter. Subscribe here and be among the first to receive the week’s most fascinating stories, delivered straight to your inbox every Saturday morning. Welcome to Wonder Theory, your weekly space and science digest. In a matter of days,…

NASA’s Artemis program will land the first person of color on the moon

NASA’s Artemis program will land the first person of color on the moon

The Artemis program will land the first person of color on the moon, according to NASA. The new goal for the program, which seeks to land the first woman and the next man on at the lunar south pole by 2024, comes from the Biden-Harris administration. The administration submitted US President Joe Biden’s priorities for…

The Ingenuity helicopter will fly on Mars this weekend. What to expect

The Ingenuity helicopter will fly on Mars this weekend. What to expect

The Ingenuity helicopter is preparing for its historic flight on Mars this weekend. The first powered, controlled flight on another planet will take place Sunday at 12:30 p.m. local Mars solar time, or about 10:54 p.m. ET. Unlike when the helicopter’s fellow traveler, the Perseverance rover, landed on Mars on February 18, we won’t be…

Russian cosmonauts, NASA astronaut successfully launch to the space station

Russian cosmonauts, NASA astronaut successfully launch to the space station

The International Space Station is the place to be in April. Multiple arrivals and departures this month make the floating laboratory seem more like a hotel. Russian space agency Roscosmos cosmonauts Oleg Novitskiy and Pyotr Dubrov and NASA astronaut Mark Vande Hei successfully launched to the space station from the Baikonur Cosmodrome in Kazakhstan on…

A third of Antarctic ice shelf risks collapse as our planet warms

A third of Antarctic ice shelf risks collapse as our planet warms

More than a third of the Antarctic ice shelf risks collapsing into the sea if global temperatures reach 4 degrees Celsius (7.2 degrees Fahrenheit) above pre-industrial levels as climate change warms the world, a new study from the UK’s University of Reading has warned. In a forecasting study, scientists found that 34% of the area…

Mars Perseverance rover snaps selfie photo with Ingenuity helicopter

Mars Perseverance rover snaps selfie photo with Ingenuity helicopter

Just days after NASA’s Perseverance rover gently dropped the Ingenuity helicopter on the surface of Mars, the robot companions took a selfie together on Tuesday and beamed it back to Earth. The rover used its robotic arm, which has a camera mounted on the end, to capture the image. The helicopter can be seen 13…

One in three Covid survivors suffers ‘brain disease,’ study finds

One in three Covid survivors suffers ‘brain disease,’ study finds

A major study published Tuesday suggests as many as one in three people infected with Covid-19 are left with longer term mental health or neurological symptoms. Researchers found that 34% of coronavirus survivors received a diagnosis for a neurological or psychological condition within six months of infection, according to the research published in the journal…

NASA’s OSIRIS-REx mission flies by asteroid Bennu one final time

NASA’s OSIRIS-REx mission flies by asteroid Bennu one final time

A NASA spacecraft will bid farewell to its asteroid companion of the last few years. The OSIRIS-REx spacecraft is conducting a final flyby of the asteroid Bennu on Wednesday. The spacecraft made history when it briefly touched down on the asteroid on October 20, 2020, and collecting a hefty 2-ounce sample from the surface. The…

Hospitals notice a difference in Covid patients

Hospitals notice a difference in Covid patients

The more contagious coronavirus variant first identified in the UK has now been reported in every state in the US. Experts are concerned this strain is hitting younger people hard and could fuel a new surge of the pandemic. Yet as the US rolls out a breakneck-speed vaccination program, many states have begun relaxing measures,…