Geography

Rocks at asteroid impact site record first day of dinosaur extinction

When the asteroid that wiped out the dinosaurs slammed into the planet, the impact set wildfires, triggered tsunamis and blasted so much sulfur into...

‘Superbolts’ have 1000x the energy of regular lightning

Though the lightning season is winding down in the Southeastern US, “superbolt” season won’t start until November, according to new research. The new study maps...

Explosive nitrogen created craters that pock Saturn moon Titan

Lakes of liquid methane on the surface of Titan, Saturn's largest moon, were likely formed by explosive, pressurized nitrogen just under the moon's surface,...

1 billion tons of Kīlauea lava spark algae bloom in North Pacific Ocean

Volcanoes are often feared for their destructive power, but a new study reminds us that they can foster new growth. A year ago in July,...

Deep-sea sediments reveal solar system chaos

A day is the time for Earth to make one complete rotation on its axis, and a year is one revolution around the Sun...

Scientists find a new duck-billed dinosaur, Kamuysaurus japonicus

The dinosaur, whose nearly complete skeleton was unearthed from 72 million-year-old marine deposits in Mukawa Town in northern Japan, belongs to a new genus...

Heart health tips for Hurricane Dorian

With Hurricane Dorian forecast to impact the Florida, Georgia and North and South Carolina coastal areas this week, the American Heart Association, the world’s...

3.8-million-year-old fossil cranium unveils more about human ancestry

In 2016, researchers in the Afar region of Ethiopia discovered a nearly complete cranium of an early human ancestor, Australopithecus anamensis, that dates to...

New study pinpoints when humans began to dominate the Earth

Archaeologists have identified with unprecedented precision the turning point when humans began to transform the Earth beyond recognition, tracing it to around 3,000 years...

People arrived in North America thousand years earlier than thought

Stone tools and other artifacts unearthed from an archeological dig at the Cooper's Ferry site in western Idaho suggest that people lived in the...

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Harvard scientists confirm an important cause of grey hair

When Marie Antoinette was captured during the French Revolution, her hair reportedly turned white overnight. In more recent history, John McCain experienced severe injuries as...

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 walking exercise can make older people healthy and fit

In a recent study from Shinshu University in Japan, researchers found an effective way to increase overall fitness and decrease lifestyle-related disease (LSD) through...

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...