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The Hyperloop is physically possible, but engineering challenges will make its construction very difficult. Also, accidents would be catastrophic.
The hyperloop would be a great idea for a completely flat planet. With topography and infrastructure, it's a very different story.
"The pulsar sort of consumes the thing that recycled it, just as the spider eats its mate.”
Your inner voice can be the devil on your shoulder or the angel. It depends on where your focus lies.
Your old-fashioned chronological age is just a number. Your biological age can tell you how healthy you really are.
13.8 billion years ago, the hot Big Bang gave rise to the Universe we know. Here's why the reverse, a Big Crunch, isn't how it will end.
The answer may lie in the particular way sand forms on Titan.
Bernini created art for 8 different popes. In the process, he helped reinforce and redefine Christianity’s visual culture.
Now they're pointing the way to future battery technologies.
Human sacrifice appears to be as old as humanity itself. Still, experts disagree on how and where the practice first originated.
Atomic clocks keep time accurately to within 1 second every 33 billion years. Nuclear clocks could blow them all away.
Pseudoscience is science’s shadow.
But does Amazon know when you're tired or hungry?
What you need to know about this smallpox cousin.
Will nature or nurture win out?
Did traditional Chinese thought pave the way for the philosophy of Maoism?
In all of human history, only 5 spacecraft have had the right trajectory to exit the Solar System. Will they ever catch Voyager 1?