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111-year-old Tunguska impact inspires more optimistic asteroid predictions

111-year-old Tunguska impact inspires more optimistic asteroid predictions

Every single day, many tons of tiny rocks – smaller than pebbles – hit the Earth’s atmosphere and disintegrate. Between frequent shooting stars we wish...
Some extinct crocodile relatives were vegetarians, says study

Some extinct crocodiles in dinosaur eras were vegetarians, says study

Scientists have found that multiple ancient groups of crocodyliforms—the group including living and extinct relatives of crocodiles and alligators—were not the carnivores we know...
Scientists discover Neanderthals used resin 'glue' to craft their stone tools

Scientists discover Neanderthals used resin ‘glue’ to craft their stone tools

Archaeologists working in two Italian caves have discovered some of the earliest known examples of ancient humans using an adhesive on their stone tools—an...
Cyanide discovered in meteorites may have powered life on early Earth

Cyanide discovered in meteorites may have powered life on early Earth

Artist’s concept of meteors impacting ancient Earth. Some scientists think such impacts may have delivered water and other molecules useful to emerging life on...

Melting of Himalayan glaciers has doubled in recent years, says study

A newly comprehensive study shows that melting of Himalayan glaciers caused by rising temperatures has accelerated dramatically since the start of the 21st century. The...

Scientists find lots of strange microbes in dinosaur fossils

Bad news, Jurassic Park fans--the odds of scientists cloning a dinosaur from ancient DNA are pretty much zero. That's because DNA breaks down over time...
Scientists find sun's history buried in moon's crust

Scientists find sun’s history buried in moon’s crust

The Sun is why we're here. It's also why Martians or Venusians are not. When the Sun was just a baby four billion years ago,...
1.2 billion years ago, a 1-km asteroid smashed into Scotland

1.2 billion years ago, a 1-kilometer asteroid smashed into Scotland

In 2008, scientists from Oxford and Aberdeen University made a startling discovery in the northwest of Scotland. Near the village of Ullapool, which sits on...
Where Earth's heavy elements such as gold and platinum come from

Where Earth’s heavy elements such as gold and platinum come from

That gold on your ring finger is stellar - and not just in a complimentary way. In a finding that may overthrow our understanding of...
Scientists discover new 'king' of fossils in South Australia

Scientists discover new ‘king’ of fossils in South Australia

Fossils of a giant new species from the long-extinct group of sea creatures called trilobites have been found on Kangaroo Island, South Australia. The finding...

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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...