Binoculars vs. telescopes

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Both binoculars and telescopes have something in common, and it consists of the fact that they are both optical instruments. Other than that, there might not be so many similarities between the two. Some...

Mars is more toxic than previously thought

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Mars is a planet even more hostile than we thought until now. A new study has concluded that the surface of Mars is too toxic to sustain life, with at least three elements forming...
Greenland without ice

There was a time where Greenland was really green?

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The short response: yes. The vikings saw that green land? No; they were lucky enough to find it in the summer and to touch the southern corner of the island.  Greenland was once a...

‘Squid teeth’ plastic self-heals with water

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Scientists derived the genetic code of squid ring teeth to develop a polymer that self-heals with a single drop of water. The material potentially could extend the life of medical implants, fiber-optic cables, and other...
T rex Stan

The T. rex Stan, sold for 31.8 million

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Stan the Tyrannosaurus rex has taken away all predictions and has devastated New York. After a 15-minute struggle, the T. rex was auctioned for 31.8 million dollars, more than 27 million Euros. A higher...
ORC detected

Four objects detected in deep space never seen before: a kind of giant rings...

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While it is true that astronomers have a general idea of all the types of objects we see in space, this does not mean that unusual things cannot be found. That's what happened to...

Scientists turned dung beetle horns into ‘cyclops’ eyes

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Beetles with cyclops eyes show how new traits may evolve through the recruitment of existing genes—even if these genes are already carrying out critical functions. The discovery was made after scientists switched off orthodenticle genes in...
Comet Atlas

Comet ATLAS will pass in May and be as bright as the Moon

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If we go back to the medieval era, we will remember that at that time it was believed that comets were an unmistakable sign that a war, a plague or the death of a...

Calculus shows just how fast Usain Bolt runs

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With gold medals in three sprinting events at three Olympic Games, Usain Bolt is arguably the fastest human of all time. But just how fast is the Jamaican sprinter? Three mathematicians show how to calculate Bolt’s...

Sand absorbs high-speed projectiles better than steel

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If someone is firing projectiles in your direction, you might be safer hiding behind a sand block rather than a steel wall, new research shows. While sand has long been used in military fortification, limited...
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