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'Breathtaking': Artemis astronauts blast towards Moon

Four Artemis astronauts were zooming towards the Moon late Thursday after a major engine firing, a milestone that commits NASA to the first crewed lunar flyby in more than half a century.

Artemis astronauts blast towards Moon on historic mission

Four Artemis astronauts were zooming towards the Moon on Thursday after a major engine firing, a milestone that commits NASA to the first crewed lunar flyby in more than half a century.

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Canada approves controversial Bay du Nord offshore oil project

Canada's environment minister approved Wednesday a controversial offshore oil project expected to see 300 million barrels of oil extracted over 30 years -- and to set back efforts to curb climate change.

Lots of low- and no-cost ways to halt global warming

Not only do we have the tools to slash emissions and curb global warming by 2030, but half of available carbon-cutting options are cost-free or very cheap, UN climate experts say.

NASA delays final test for moon shot

The latest test of NASA's giant Moon rocket SLS has been pushed back to allow for a SpaceX rocket to launch later this week, the US space agency announced Tuesday.

In space, Russians and Americans remain 'dear friends': astronaut

After nearly a week back on Earth, NASA astronaut Mark Vande Hei said Tuesday the relationship between US astronauts and Russian cosmonauts remained positive while on board the International Space Station, despite their countries' animosity over Moscow's February invasion of neighboring Ukraine.

Compact, green and car-free. Can city living beat climate change?

With a whopping 70 percent of humanity predicted to be living in urban areas by the middle of the century, UN climate experts see a huge opportunity to create ideal cities that are walkable, leafy and energy efficient.

Climate scorecard: good news and bad news

The task is clear -- stop burning fossil fuels, radically reduce energy demand and slash all planet-warming emissions in order to keep the planet cool enough so humans, animals and plants can survive and thrive.

Colombian researchers seek safety for bees in urban jungle

Far from the flowery fields that are their natural home, honey bees imperiled by pesticides in rural Colombia are finding sanctuary on university campuses in the bustling capital Bogota.

Fly less? Go vegan? How people can take climate action

Individuals along with economy-wide efficiencies can make a major difference in the drive to avert the worst of global warming, UN climate experts say, estimating that sharp cuts to demand for energy-guzzling services could slash emissions up to 70 percent by 2050.

'Punishment from above': Hobby pilots build Ukraine's drone fleet

At a secret location in the Ukraine city of Lviv, the windows taped up to ward off unwanted attention, underground hobbyists improvise deadly drones bound for the front line of the war against Russia.

NASA begins critical final test on mega Moon rocket

NASA on Friday begins a critical two-day-long test of its giant Space Launch System (SLS) rocket complete with a mock countdown, as the agency gears up to return humans to the Moon.

Falkland islanders, UK veterans look back and to the future

Tom Herring knows exactly what he was doing on April 2, 1982. He was 31, a member of the 3rd Battalion The Parachute Regiment, and on weekend leave before Easter.

First audio recorded on Mars reveals two speeds of sound

The first audio recordings on Mars reveal a quiet planet with occasional gusts of wind where two different speeds of sound would have a strange delayed effect on hearing, scientists said Friday.

Blue Origin launches its fourth crew to final frontier

Jeff Bezos' Blue Origin successfully carried out its fourth crewed spaceflight Thursday, a ten-minute joyride beyond the planet's atmosphere and back again.

Hubble telescope spots most distant star ever seen

The Hubble space telescope has peered back to the dawn of cosmic time and detected light from a star that existed within the first billion years after the Big Bang -- a new record, astronomers said Wednesday.

Russian, US ISS record-holders return to Earth

A record-breaking US astronaut and two Russian cosmonauts returned to Earth from the International Space Station Wednesday, with tensions between Moscow and the West soaring over Ukraine.

Mideast, Central Asia temperature-rises twice world average: IMF

Temperatures in the Middle East and Central Asia have risen 1.5 degrees Celsius (2.7 Fahrenheit) since the 1990s, twice the global average, according to an International Monetary Fund report released on Wednesday.

Canada announces billions in new climate spending

More electric vehicles and green energy were among the measures Prime Minister Justin Trudeau laid out Tuesday under a multibillion-dollar plan for how Canada will meet its carbon emissions target.

Koons on the Moon -- sculptures to be placed on lunar surface

American pop artist Jeff Koons is to send sculptures to the Moon later this year on a spacecraft blasting off from the Kennedy Space Center in Florida, his gallery said Tuesday.

Giant ice volcanoes identified on Pluto

Strange lumpy terrain on Pluto unlike anything previously observed in the solar system indicates that giant ice volcanoes were active relatively recently on the dwarf planet, scientists said on Tuesday.

Sign of things to come? Royals' Caribbean tour hit by protests

Prince William's trip to the Caribbean was meant to help Commonwealth countries where his 95-year-old grandmother is also head of state celebrate her record-breaking 70 years on the throne.

Canada torn between economy, climate in deciding oil project

Eco warrior turned Environment Minister Steven Guilbeault, picked by Justin Trudeau five months ago to guide Canada's climate policy, will soon face his first major test in deciding on a new offshore oil project.

Male contraceptive pill found 99% effective in mice

A team of scientists said Wednesday they had developed an oral male contraceptive that is 99 percent effective in mice without causing side effects, and could enter human trials by the end of this year.

Water supply fears as Morocco hit by worst drought since 1980s

As Morocco withers under its worst drought in 40 years, experts warn that a combination of climate change and bad resource management could trigger severe drinking water shortages.

Chemists cook up way to remove microplastics using okra

Extracts of okra and other slimy plants commonly used in cooking can help remove dangerous microplastics from wastewater, scientists said Tuesday.

New US rule requires publicly-listed firms to disclose emissions

Publicly-traded US companies would be required to disclose their greenhouse gas emissions and their approach to managing climate change risks under a proposed rule approved by Washington Monday.

Nations vet 3,000-page handbook to halt climate crisis

Nearly 200 nations gather Monday to grapple with a question that will outlive Covid-19 and Russia's invasion of Ukraine: how does a world addicted to fossil fuels prevent carbon pollution from making Earth unliveable?

Antarctica hits record temperatures, say experts

Eastern Antarctica has recorded exceptionally high temperatures this week, more than 30 degrees Celsius above normal, say experts.

Russian trio blast off for ISS in shadow of Ukraine war

Three Russian cosmonauts blasted off to the International Space Station Friday, as Moscow's military intervention in Ukraine brought the Kremlin's relations with the West to their lowest point since the Soviet era.

Great Barrier Reef suffers 'widespread' bleaching event

The Great Barrier Reef has again been hit with "widespread" bleaching, authorities said Friday, as higher-than-average ocean temperatures off Australia's northeast threaten the already struggling World Heritage site.

US comic Pete Davidson not going to space after all

Plot twist: American comedian and actor Pete Davidson isn't going to space next week after all.

New microscopic organisms found in deep sea trench baffle Chile scientists

When Chilean scientist Osvaldo Ulloa led an expedition 8,000 meters under the sea to an area where no human had ever been, his team discovered microscopic organisms that generated more questions than answers.

36-million-year-old whale fossil found in Peruvian desert

Paleontologists on Thursday unveiled the fossilized remains of an ancient whale that inhabited the seas 36 million years ago, found last year in a Peruvian desert.

Arizona Tribune - Technology (English)