Geography

Natural-gas leaks are important source of greenhouse gas emissions in Los Angeles

In discussions of anthropogenic climate change, carbon dioxide generally gets the spotlight, but it is not the only greenhouse gas spewed into the atmosphere...

Earth may have been pummeled with asteroids much earlier than we thought

Welcome to the early solar system. Just after the planets formed more than 4.5 billion years ago, our cosmic neighborhood was a chaotic place. Waves of...

Dinosaur egg bonanza gives vital clues about prehistoric parenting

Perhaps the most amazing thing about fossils is that they don’t just show us what extinct animals looked like, they can also reveal how...

Earth’s last magnetic field reversal took far longer than once thought

A reversing field might significantly affect navigation and satellite and terrestrial communication, but the study suggests that society would have generations to adapt to...

How do you forecast eruptions at volcanoes that sit “on the cusp” for decades?

Some volcanoes take their time—experiencing protracted, years-long periods of unrest before eventually erupting. This makes it difficult to forecast when they pose a danger to...

Moonquakes tumble boulders, build lunar scarps

The Apollo Moon buggies weren’t the only things rolling over the Moon’s surface in the early 1970s. New research has found that a strong moonquake...

Maya more warlike than previously thought, says new study

The Maya of Central America are thought to have been a kinder, gentler civilization, especially compared to the Aztecs of Mexico. At the peak of...

The Moon and Mercury may have more water ice than we thought

Earth’s Moon and Mercury, the closest planet to the Sun, may contain significantly more water ice than previously thought, according to a new analysis...

Ancient seawater from deep mantle rewrites Earth’s history

Research reveals that plate tectonics started on Earth 600 million years before what was believed earlier. The remains of a microscopic drop of ancient seawater...

Every living thing on Earth stems from same 20 amino acids, and now scientists...

Earth didn't always harbor life. But around 4 billion years ago, something in the environment changed, and systems with biological properties began to emerge. Many scientists...

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Scientists find the major cause of autism

In a new study, researchers discovered that autism is 80% reliant on inherited genes. That means that environmental causes are only responsible for 20% of...
These two types of drugs are linked to dementia

These two types of drugs are linked to dementia

In a recent study from the University of East Anglia, researchers find that long-term use of anticholinergic antidepressants is linked to a higher risk...

This popular painkiller may harm your blood sugar

In a new study, researchers found popular pain drug opioid tramadol (marketed as ConZip and Ultram) may increase the risk of developing hypoglycemia, or...

Popular high blood pressure drug may increase risk of bowel disease

High blood pressure harms one in ten adults across the globe, and it increases the risk of heart attack and stroke. The most common treatments...
Common painkiller may harm your immune system, damaging heart and kidneys

Common painkiller may harm your immune system, damage heart and kidneys

In a recent study, researchers found that a widely used type of painkiller may increase risks of heart failure and kidney disease. The type of...