How effective are travel bans for curbing …

The travel restrictions imposed in light of the new coronavirus outbreak have only modestly delayed the spread of the virus outside of Wuhan, China, where the outbreak began, according to a new study.

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Where Does the Concept of Time Travel Come From

The two travel to the home of the creator god Brahma to ask for advice. But while in Brahma's plane of existence, they must wait as the god listens …

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You Can't Travel Back in Time, Scientists …

The approach of two such strings parallel to each other, said Gott, will bend space-time so vigorously and in such a particular configuration that might make time travel possible, in theory

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How a weird theory of gravity could break cause-and-effect

New research has found a critical flaw in modified gravity theories: They allow for effects to occur without causes and for information to travel faster than the speed of light. This is bad

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How to Journey to the Center of the …

Seismic waves travel through Earth's layers at different rates depending on their density and composition, and theses characteristics differ greatly from one layer to another. Step 3. Drill, baby

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'Expedition Bigfoot' Scours Oregon …

Now, Travel Channel searchers are hot on the trail of the bipedal beast, bringing the hunt to the Pacific Northwest, where about one-third of all "Bigfoot" encounters have taken place.

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Backwards Time Travel Would Create Spooky, Self

The time travel, pair production would be similar to an established phenomenon that occurs in illumination fronts, Nemiroff said. "There are things that go faster than light, like shadows on the

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Sending Humans to Mars: 8 Steps to …

Step 8: Build housing on Mars. Once people have taken the effort to get to Mars, they won't just turn around. The outbound voyage would take …

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Interstellar Space Travel: 7 Futuristic Spacecraft to

The best known scientific concept for FTL travel is the Alcubierre drive, proposed by theoretical physicist Miguel Alcubierre in 1994.

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Can Black Holes Transport You to Other Worlds

"Instant" travel from point A to point B anywhere in the universe would also involve time travel, and you could end up arriving somewhere before you left. Physicist Stephen Hawking noted that

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Humans Will Never Live on an …

All of the known exoplanets, or planets outside of our solar system, are too far away to feasibly travel to, he said. "Even in the very optimistic case of a livable planet that is not too far, say

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How Safe Is Train Travel

Blood on the tracks. But compared with these three modes of transportation, highway travel is a bloodbath: The NTSB reports that 32,367 deaths in the United States were blamed on roadway accidents

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The 7 Silliest Time Travel Concepts in Science Fiction

But time travel into the past is a much different creature than time travel to the future, and if time itself can't escape from a black hole, how could a …

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5 intriguing facts about the Roma Live …

The Roma have one of the most dramatic stories in human history, but few people really know their ancient tale of travel, persecution and survival. Here …

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Astral Projection: Just a Mind Trip Live Science

Practitioners of astral travel insist that the experience must be real because it seems so vivid, and because some of the experiences are similar, even for people from different cultures. But it's

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Pollution Travels the Globe, Study Confirms Live Science

One study found that a polluted air mass took about eight days to travel from East Asia to central Oregon. “Air pollution does not recognize national borders; the atmosphere connects distant

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Incredible Light Trick Makes Backward Time Travel Possible

Faccio and his colleagues had an illumination front travel across a curved screen. As the speed of the projected lines exceeded light speed, a pair of lines was created, and the two lines moved

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Science Fiction or Fact: Is Time Travel Possible

For a real, everyday example of time travel, consider the satellites of the Global Positioning System.Were it not for built-in calibrations, the GPS atomic clocks would gain 38 microseconds over

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No, One Sick Passenger Won't Infect Everyone on the Plane

Finally, some good news about airplane travel. Prior to the new study, little was known about the risks of directly transmitting common respiratory viruses, such as …

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Time Travel Machine Outlined Live Science

Time Travel Machine Outlined. A new concept for a time machine could possibly enable distant future generations to travel into the past, research now suggests. Unlike past ideas for time machines

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How This Time-Traveling Illusion Tricks Your Brain Live

While science hasn't cleared that hurdle yet (except, perhaps, for light particles), people can at least feel like they're traveling back in time by looking at two newly created illusions.These

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Hidden in Einstein's Math: Faster-than-Light Travel

Scientists have extended Einstein's equations for faster-than-light travel. Here a three-dimensional (right) graph shows the relationship between three different velocities: v, u …

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Never-ending detonations could blast hypersonic craft into

"If we can do that, we can travel super fast." The breakthrough was built on decades of research into a theoretical propulsion system called an oblique detonation wave …

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Ultra-Fast 'Hyperloop' Train Gets Test Track in California

The design Musk proposed would travel at speeds of up to about 760 mph (1,220 km/h), but the test project, which aims to break ground in early …

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Sexy Swimmers: 7 Facts About Sperm Live Science

Take the male diving beetle whose sperm, rather than going it alone, travel in pairs, clusters and even in chains of hundreds or thousands of the swimmers.

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Is the Bermuda Triangle Really Dangerous

A vaguely defined expanse of the Atlantic Ocean triangulated between Puerto Rico, Florida and Bermuda has enjoyed a rather sinister — though …

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How Spiders 'Fly' Hundreds of Miles Live Science

When a spider wants to travel long distances, it simply casts out a strand of silk, captures the breeze and "flies" away. They are known to travel hundreds of miles, even ending up on islands in

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'Starman' just zipped past Mars in his rapidly-decaying

Starman — the dummy riding a cherry-red Tesla Roadster through space — has made his closest approach ever to Mars. That electric convertible with its …

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Air Turbulence: How Dangerous Is It

The statistics on turbulence substantiate the relative safety of air travel: Between 2002 and 2011, an average of 33 people per year were injured by turbulence during U.S. flights, and most of

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Why Do Some People's Voices Carry

All these frequencies travel together through the vocal tract — the tubelike cavity leading from the voice box up through the throat and mouth to the outside world. Depending on its shape, this

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6 Ways Entrepreneur Elon Musk Is Changing the World Live

The super-fast "Hyperloop" travel concept is just the latest in a series of big, bold dreams by billionaire entrepreneur Elon Musk.

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Can Elon Musk's Superfast 'Hyperloop' Transit System

Maglev trains are designed to travel at around 300 mph (483 km/h), but in December 2003, a Japanese Maglev train clocked a top speed of 361 mph (581 km/h). Musk's concept of the Hyperloop would

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Facts About the Common Loon Live Science

The common loon is the most widespread species of loon in North America. Its distinctive voice is often considered a characteristic of early summer.

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Facts About Humpback Whales Live Science

They can travel around 3,000 miles (5,000 kilometers) between their breeding and feeding grounds on a regular basis. The longest ever recorded migration was …

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Earth's core is growing 'lopsided' and scientists don't

These crystal structures, aligned parallel with Earth's poles, are seismic superhighways that enable earthquake waves to travel more quickly in that direction, according to the team's models

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What's the risk of catching COVID-19 on

"Our study shows that although there is an increased risk of COVID-19 transmission on trains, a person's seat location and travel time in relation …

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Here's How Dangerous, Deadly Prions Spread to the Brain

Previous studies have found that prions travel along nerves to spread to the central nervous system, which includes the brain and spinal cord.But some studies in …

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Entangled Particles Reveal Even Spookier Action Than

In a combination of experiments and theoretical calculations, they show that even if a hidden variable were to travel from entangled photon "A" to …

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Could a Spacecraft Fly to the Sun

The spacecraft will be unmanned, but if given enough time and money, NASA scientists could probably develop a spacecraft that could safely carry …

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Do Ocean Waves Really Travel in Sets of 7

In all cases, the claim usually goes something like this: Ocean waves travel in groups of seven, and the seventh wave is the biggest of the bunch. As would be expected with such a …

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Speed of Brain-Cell Chatter Clocked for First Time Live

How fast do thoughts travel? Researchers measured how quickly a signal-sending neuron reabsorbs neurotransmitters after they bind to the signal-receiving neuron, to …

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New Speed Limit Found for Worst Earthquakes Live Science

The rupture speed of most earthquakes tops out around 5,600 to 6,700 mph (9,000 to 10,800 kilometers per hour) which is slower than the speed at …

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How the Ebola Outbreak Became Deadliest in History Live

The reasons why the Ebola outbreak in West Africa has grown so large, and why it is happening now, may have to do with the travel patterns of …

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