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Needed more reasons to eat healthier? Here’s one: ultra-processed foods are linked to dementia

Replacing those cookies, snacks and chips would reduce the risk significantly.

Scientists have discovered the world’s largest omnivore – and it’s a shark

It's all about their evolution, according to a new study

How London’s new subway line helped create the biggest man-made nature reserve in Europe

Engineering projects tend not to be good news for wildlife, but this one might just be the exception.

Insects formerly known as “murder hornets” will get a new name -- and it's about time

Their previous name doesn't say anything useful about their biology and fuels hate against them.

Air pollution is giving millions of people dementia and cognitive decline

The small particulate matter may be causing damage to the blood vessels

Saudi Arabia plans to build a massive skyscraper that stretches for 75 miles and can host 5 million people

It's expected to cost up to a trillion dollars and house about five million people when fully completed.

When is it too hot to work? Climate heating prompts debate about working heat cap

Unions are calling for a maximum working temperature cap as heatwaves continue.

Some conservation good news? Yes for tigers, no for sturgeons

It’s the Year of the Tiger, and a new assessment brings hope to the endangered animal

Private flights from the rich and famous are screwing the planet

A private jet emits as much carbon dioxide in one hour as the average person emits in one year.

Undersea fiber optic cables can be used to eavesdrop on whales and see what they're doing

Researchers are increasingly looking at using fiber optic cables for additional things.

Australia's environment is in crisis -- and it's just the beginning

A large survey of the country’s ecological systems found widespread and abrupt changes.

Secrets of the sea: Warship and cemetery discovered in lost ancient city in Egypt

The city of Heracleion holds many mysteries that researchers are starting to answer

Is this tree in Chile the oldest one in the world? This scientist thinks so

But the nearly 5,500-year-old tree is in trouble due to tourists climbing over its roots.

Bears avoid muscle atrophy during "hibernation" -- and it’s mainly due to their superblood

Our muscles can tell if we spend days without doing much. But that's not the case with bears.

Elephants have complex social support networks for orphans in their group

Friends can always make a big difference.

Frog-eating bats can remember ringtones after years in the wild

They could recognize ringtones indicating a food reward up to four years later

Scientists just broke the efficiency record for tandem solar cells: 30%

This could pave the way for even cheaper renewable energy in the future.

NASA reveals the winners of its 2022 Photographer of the Year competition

It's the fourth year the space agency carries out its annual contest, celebrating photographers who work at the agency

Isolation changes bumblebees, but not in the way you would expect

Bumblebees that were initially isolated were still social when returning to the colony.

Mysterious phenomenon of “milky seas” captured on camera for the first time

Even the ship's toilet was glowing.

We are overlooking nature’s true value in most decision making

A focus on short-term economic value has led to biodiversity and climate crisis. The stakes are getting higher

Climate change is making plants more stressed. But this hormone could help them out

Study looks at salicylic acid, a hormone that protect plants from environmental hazards

Tackling the grey squirrel invasion? How about using contraception

It’s a non-lethal method that would control the invasive gray squirrel numbers and help the native red squirrels recover.

Fin whales, once endangered, are making a remarkable comeback

Groups of fin whales were seen feeding -- a sign of hope for world's second-largest animal

Noise pollution from deep-sea mining could radiate across the ocean

Marine mammals are sensitive to noise and could be largely affected

ISS uses instrument to capture heat extremes from European cities

It could help to mitigate future heatwaves by planning water resources

Surprised scientists find common toads chilling high up in trees

They live terrestrial lives and are only found in the water during breeding season. So why are they up in the trees?

Cockroaches are evolving to like sex more than sugar, and this could be bad for us

We knew they are very adaptable, but this takes things to another level.

An avocado a day can keep the unhealthy cholesterol away

Overall diets of participants in the study improved thanks to the larger intake of avocados

UK’s public health service will use drones to deliver chemotherapy drugs

It's just a trial so far, but it could be expanded if deemed successful.

This researcher says there’s a massive ozone hole over the tropics – but not everyone is convinced

Study argues it's seven times larger than hole over Antarctica, but many have doubts over its accuracy

India bans some single-use plastic products to tackle pollution -- but leaves many on the table

There’s still a long way to go, but it’s a first step in the nation of almost 1.4 billion people

Deep-sea mining? It's just not worth the risk. Momentum grows against the controversial practice

The activity is questioned for the unknown environmental impact it could have on the ocean.

Offshore wind reaches all-time high with 21.1GW of new capacity

As the entire energy sector suffers, offshore wind readies for a "new era of growth."

What are the high seas and why should we fight to protect them?

The oceans are in trouble, especially beyond countries' jurisdictions. What can be done to help?

The three global agreements that could change the future of the oceans

The situation for the oceans is critical. Could these agreements provide the desperately-needed protection?

Aquaman speaks up for world’s oceans at UN conference

Momoa took his fight fight to protect the oceans in the real world.

Multiple threats are causing huge declines in migratory birds

Researchers identified the most common threats to migratory birds and where they occur

The oldest axes in the UK were built over half a million years ago

They are believed to have been ancestors of the Neanderthals, living in Britain up to 620,000 years ago.

Russia could cut all Europe’s gas supplies this winter

It's time for a plan B for Europe's energy sector

Scientists use a virus to control invasive fire ants in the US

Fight fire (ants) with fire. I mean, a virus.

Climate change is taking a big toll on US citizens -- virtually all of them

Climate change left no stone unturned.

UN Sustainable Development Goals aren't really driving real policy change

These UN goals were supposed to drive policymakers towards sustainable change. But it's not really working.

Heat and humidity combo kill thousands of cows in Kansas

Climate change is taking a bigger and bigger toll on both humans and animals.

Colorful urban environments, even in virtual reality, can help city-dwellers' wellbeing

Researchers used virtual reality to test the impact of changes made to urban settings.

Melting glaciers are forcing Nepal to shift the Everest base camp

The base camp used by thousands of people every year, lies on a melting glacier and is no longer considered a safe location.

A population of polar bears in Greenland is adapting to a life without sea ice

They survive by hunting from freshwater ice that pours into the ocean from Greenland’s glaciers -- an unusual strategy for polar bears.

Huge burst of methane from Russian coal mine detected by satellite

Russia really needs to start playings its part on climate change.

Let them do the dishes -- household chores can make kids smarter

Regular home duties like cooking were linked to greater planning and self-regulation.

Don't avoid the sun -- Vitamin D deficiency can lead to dementia

The link between the two had been previously suggested but this is the first solid evidence.

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