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How urban agriculture could help Phoenix and other cities be more sustainable

Urban farming has grown by more than 30% in the United States in the past 30 years.

Worm species with three sexes found in Mono Lake

Drastic environments call for drastic measures?

Two million animals die in Bolivia due to forest fires

More than 34,000 fires have so far affected Bolivia.

Fault lines could be the answer to Machu Picchu's mystery

We’re all faulty.

Fossil Friday: the marine lizards mosasaurs used to do the breast stroke, study showed

Michael Phelps doesn't hold a candle to these bad boys.

Study finds billions of plastic particles released by tea bags

Tea, plastic-flavored.

Earth didn't have a high-carbon atmosphere until 1965, study showed

The increase is quite sizeable.

New research questioned key climate evolution theory

The breakdown of Himalayan rocks may not explain the cooling over the past 15 million years, despite what a key theory claimed, according to a new study in the journal Nature Geoscience. The study could shed more light on the causes of long-term climate change. It centers on the long-term cooling that occurred before the […]

Mont Blanc glacier faces risk of collapse in Italy

Mont Blanc is Western Europe's highest mountain range and is popular with hikers, climbers, and skiers.

Global warming has affected world's oceans and frozen regions, UN report warns

The ocean is warmer, more acidic, less productive, and rising.

Climate activist Greta Thunberg slams world leaders at the UN

“This is all wrong, I shouldn’t be up here,” she said.

Why was the UN summit insufficient to address the climate emergency?

Presidents and prime ministers at the United Nations failed to commit to additional goals.

The impacts of climate change are speeding up, major report says

The signs and impacts of global warming are speeding up, the latest report on climate change published ahead of key UN talks in New York said, warning that the 2015-2019 period is set to be the warmest five years on record. The United in Science report compiles the latest information about climate change from leading […]

United Nations hosts key climate emergency summit in New York

More than 60 world leaders will be attending.

Thousands take the streets of London in climate strike

Around 100,000 people gathered at the rally demaded their right to a 'safe future'.

What is the Paris agreement? A breakdown on its importance

It's one of the most important treaties in modern history.

Greta Thunberg reaches the US, demands climate action from politicians

"Don't invite us here to just tell us how inspiring we are without actually doing anything about it," she said.

What causes an Ice Age? A simple explainer

The cold hard facts about ice ages.

Climate change has to be addressed *now*, most Americans agree

Despite US President Donald Trump’s views on the issue, two-thirds of Americans believe climate change is either a crisis or a serious problem, according to a new poll — with a majority of people wanting immediate action on global warming and its negative consequences. The poll, carried out by CBS, showed that more than a […]

Scientists extract the oldest DNA data from 1.7-million-year-old rhino tooth

The findings could ultimately help scientists

Drinking tea may improve your brain health, study shows

People aged 60 or older who regularly drink tea had brain regions that were interconnected in a more efficient way.

Newfound comet could be an interstellar object, experts argue

It's only the second time that astronomers have detected an interstellar visitor.

How long can you go without sleep? Key facts

Sleep deprivation can cause serious health problems over extended periods of time. Here's what you need to know.

Is glyphosate safe? A close look at Roundup's key ingredient

Glyphosate has taken center stage recently in terms of discussions regarding public health and safety.

Hawaii explores manufacturing climate-friendly concrete

Scientists have turned pollution into a mineral that can be embedded into concrete.

As the planet changes, so do grasslands and their identity

Grasslands provide food and shelter for countless wildlife species -- but they're now threatened by climate change.

US citizens see weather disasters worsening, according to new poll

Most of the respondents blame global warming to some extent.

Calcium-based batteries could be a step closer to reality

Calcium is about 2,500 times as abundant as lithium in nature, making the calcium-ion energy storage technology a promising candidate for next-generation batteries.

Cigarette consumption in decline in the UK, showing tobacco tax works

Fewer people are addicted to tobacco in the UK than ever.

Eruption of volcano in Hawaii led to phytoplankton bloom, study shows

What's a force of destruction for some can be a force of creation for others.

Climate change is affecting coral's spawning synchrony

It's even more bad news for the corals.

Like fossils: half a century of plastics are buried in layers of sediment

It's a depressing hallmark of human activity.

Research suggests T. rex had a cooling system in its head

The Tyrannosaurus rex, the most feared and iconic of all the dinosaurs, had a cooling system in its skull that allowed him to deal with prehistoric heat and humidity. The new study from scientists in Missouri, Ohio, and Florida, challenges previous beliefs about this cranial structure. T. rex, known as one of the largest meat-eating […]

Remora's suction disks evolved to enhance holding power, research shows

Researchers designed an artificial suction disc that is even more powerful than the real thing.

Researchers work on a color-change urine test for cancer

So far, the test has been shown to work in mice

Hurricane Dorian devastates Bahamas, reaches Florida

Florida -- brace yourself.

China's lunar rover finds strange substance on the moon

Mission scientists said it is "gel-like" and has an "unusual color."

Genetic mutation explains why some people need to sleep fewer hours

Some lucky people naturally need less sleep than everybody else.

Hurricane Dorian hits the Bahamas as it approaches the United States

More than 900 flights have already been canceled and coastal residents have been evacuated.

Why do these lab-grown mini-brains emit brain waves?

It's a bit unusual, to say the least -- but could be quite useful.

There's no single "gay gene" that determines sexual behavior, research shows

This misconception about homosexuality needs to go away.

Hurricane Dorian intensifies and heads towards the US

Is it hurricane season already?

Researchers build advanced microprocessor out of carbon nanotubes

The age of silicon in computing is coming to a close -- and carbon nanotubes are preparing to take its place.

Older stars move faster than younger ones, research shows

The galaxy's elderly unexpectedly move faster than stellar younglings.

It's not just about Brazil - Bolivia's forests are also under fire

Bolivia is suffering massive damage from forest fires.

Graphene in clothes can stop mosquitoes, study finds

Another remarkable application for graphene.

Puerto Rico braces for tropical storm Dorian

Puerto Rico -- brace yourself.

Satellite shows cloud of carbon monoxide pollution from Amazon fires

Consequences of the Amazon fires continue to pop up.

The ISS now has better internet than most houses on Earth

Sending data from the International Space Station to Earth just got much faster — NASA was able to double the rate at which science data is transferred, opening the door to doing the same in other exploratory missions. NASA’s missions, both near and far, rely on quick and effective communications to relay critical mission data […]

What is happening in the Amazon? Key questions and answers

A cold view on a very hot issue.