World News

Fossil fuel air pollution causes almost 1 in 5 deaths globally each year

Fossil fuel air pollution causes almost 1 in 5 deaths globally each year

More than 8 million people around the world die each year as a result of breathing polluted air that contains particles from fossil fuels, a new study has found. Burning fossil fuels such as coal and oil produces greenhouse gases that trap solar radiation in the atmosphere and cause climate change. But it also releases…

Why bad news for AstraZeneca’s vaccine is a roadblock on the way out of the pandemic

Why bad news for AstraZeneca’s vaccine is a roadblock on the way out of the pandemic

It’s the news the many feared: early data shows the Oxford-AstraZeneca vaccine may provide only “minimal protection” against mild to moderate illness caused by the coronavirus variant first identified in South Africa. But this doesn’t mean governments should throw out their AstraZeneca stockpiles. Experts say it’s possible — and very likely — that the shot…

The UAE’s Hope Probe has successfully entered orbit around Mars

The UAE’s Hope Probe has successfully entered orbit around Mars

The United Arab Emirates’ first mission to Mars arrived at the red planet on Tuesday and successfully entered orbit on its first attempt. The Emirates Mars Mission known as the Hope Probe sent back a signal confirming it’s in orbit. “Success! Contact with #HopeProbe has been established again. The Mars Orbit Insertion is now complete,”…

Martian moon Phobos could tell us what Mars was like in the past

Martian moon Phobos could tell us what Mars was like in the past

Mars has long been a point of fascination for scientists as they try to uncover the planet’s past and determine if it ever supported life. It turns out that Phobos, one of the Martian moons, may hold a treasure trove of information about what Mars was like in the past, according to new research. Mars…

Rihanna’s call to support Indian farmers quickly embraced by other celebrities

Rihanna’s call to support Indian farmers quickly embraced by other celebrities

Rihanna’s advocacy for farmers in India has caught the attention of many around the world, including the Indian government. On Tuesday, the Barbados-born superstar asked her 100 million followers, “Why aren’t we talking about this?!” and linked to a CNN story examining how India has cut off internet access around New Delhi after violent clashes…

‘Shift’ to plant-based diets is key to saving world’s wildlife

‘Shift’ to plant-based diets is key to saving world’s wildlife

The global food system is the primary driver of biodiversity loss and species extinction, and a shift to plant based diets is needed to curb the damage being done to nature, according to a new report. Biodiversity, which is crucial to both human well-being and a healthy planet, is declining faster than at any time…

Orbiters could find ice on Mars for future human missions

Orbiters could find ice on Mars for future human missions

Mars is too cold for liquid water to exist on its surface, but a wealth of ice may exist just beneath the surface in certain regions. Future human missions to Mars could use this ice as a resource and study it to learn about the planet’s past. The Italian Space Agency, the Canadian Space Agency,…

In a case of potential mistaken mummy identity, scientists uncover clues

In a case of potential mistaken mummy identity, scientists uncover clues

You know how clothing stores prop up mannequins in windows, showing off the fashionable goods they have to offer? That might be the explanation behind a case of mistaken mummy identity. During a trip to Egypt in the late 1850s, Sir Charles Nicholson — an English Australian antiquarian, university founder and philanthropist — bought a…

Martian landslides may be caused by melting ice and salt under the surface

Martian landslides may be caused by melting ice and salt under the surface

Mars may seem like a still, frozen desert, but more evidence suggests that the red planet is active in subtle ways. The NASA InSight mission has helped researchers determine that the planet experiences Marsquakes, making it seismically active. And then there is the mystery of Recurring Slope Lineae, known as RSL, that have intrigued scientists…

Eavesdropping marmosets understand other monkeys’ conversations

Eavesdropping marmosets understand other monkeys’ conversations

Marmosets can understand conversations between other monkeys and judge whether they want to interact with them, according to new research. Scientists from the University of Zurich played marmosets audio recordings of vocal interactions between their peers and recorded their behavior and body temperature to gauge their reaction, the American Association for the Advancement of Science…

These dinosaurs may have used their frills to flirt

These dinosaurs may have used their frills to flirt

Many dinosaurs had distinctive bony frills around their necks — the best-known being the distinctive Triceratops. It’s not a feature found in living animals today, and paleontologists have long debated what the function was of the diverse array of frills and horns in this family of dinosaurs, called ceratopsians. The large frill that skirts the…

Dark matter halo found around ancient ‘cannibal’ galaxy

Dark matter halo found around ancient ‘cannibal’ galaxy

Space is a violent place, strewn with galaxies that have cannibalized each other to survive. Some of these survivors are galactic fossils, revealing glimpses of the past because they formed in the early universe. One of them, known as Tucana II, has a much more intriguing story to tell than scientists previously believed, according to…

In the name of cricket sex, humans need to stop making noise

In the name of cricket sex, humans need to stop making noise

We humans tend to spread and frolic about wherever we please, a development that has been found to harm animals’ environments and health, and therefore ultimately our own. That may be the effect on crickets because of our constant noisemaking from traffic and other activities. The mating behavior of crickets may be significantly affected by…