Print

Print


Um, wasn't this a story from like seven years ago? Turns out it was a loose
cable?

-- 

Helge


On Wed, Jul 25, 2018 at 9:46 AM O'Keeffe, Hope <[log in to unmask]> wrote:

> My favorite April Fools post of 2018!
>
>
>
> *From:* Science Fiction and Fantasy Listserv <[log in to unmask]> *On
> Behalf Of *Dennis Fischer
> *Sent:* Wednesday, July 25, 2018 9:51 AM
> *To:* [log in to unmask]
> *Subject:* [SF-LIT] Researchers at CERN Break the Speed of Light
>
>
> Researchers at CERN break “The Speed of Light”
>
> Admin
> <http://www.physics-astronomy.org/2018/04/breaking-researchers-at-cern-break.html?m=1>
>  April 01, 2018
> <http://www.physics-astronomy.org/2018/04/breaking-researchers-at-cern-break.html>
>   0
> <http://www.physics-astronomy.org/2018/04/breaking-researchers-at-cern-break.html#comment-form>
>
> Scientists said on Thursday they recorded particles travelling faster than
> light - a finding that could overturn one of Einstein's fundamental laws of
> the universe. Antonio Ereditato, spokesman for the international group of
> researchers, saidthat measurements taken over three years showed
> <https://i.imgur.com/avpvUjt.gif> neutrinos pumped from CERN near Geneva
> to Gran Sasso in Italy had arrived 60 nanoseconds quicker than light would
> have done.
>
>
>
>
>
> [image: Image result for CERN scientists 'break the speed of light']
>
>
>
>  *“We have high confidence in our results. We have checked and rechecked
> for anything that could have distorted our measurements but we found
> nothing," he said <https://i.imgur.com/avpvUjt.gif>. "We now want
> colleagues to check them independently.”*
>
>
>
>
>
> If confirmed, the discovery would undermine Albert Einstein's 1905 theory
> of special relativity, which says that the speed of light is a "cosmic
> constant" and that nothing in the universe can travel faster. That
> assertion, which has withstood over a century of testing, is one of the key
> elements of the so-called Standard Model of physics, which attempts to
> describe the way the universe and everything in it works. The totally
> unexpected finding emerged from research by a physicists working on an
> experiment dubbed OPERA run jointly by the CERN particle research centre
> near Geneva and the Gran Sasso Laboratory in central Italy.
>
>
>
> [image: Image result for CERN scientists 'break the speed of light']
>
>
>
> A total of 15,000 beams of neutrinos - tiny particles that pervade the
> cosmos - were fired over a period of three years from CERN towards Gran
> Sasso 730 (500 miles) km away, where they were picked up by giant
> detectors. Light would have covered the distance in around 2.4 thousandths
> of a second, but the neutrinos took 60 nanoseconds - or 60 billionths of a
> second - less than light beams would have taken.
>
>
>
>
>
>  *“It is a tiny difference,” said Ereditato, who also works at Berne
> University in Switzerland, “but conceptually it is incredibly important.
> The finding is so startling that, for the moment, everybody should be very
> prudent.”*
>
>  [image: Image result for CERN scientists 'break the speed of light']
>
>
>
> Ereditato declined to speculate on what it might mean if other physicists,
> who will be officially informed of the discovery at a meeting in CERN on
> Friday, found that OPERA's measurements were correct.
>
>
>
>  *“I just don't want to think of the implications,” he said
> <https://i.imgur.com/avpvUjt.gif>. “We are scientists and work with what we
> know.”*
>
>
>
> Much science-fiction literature is based on the idea that, if the
> light-speed barrier can be overcome, time travel might theoretically become
> possible. The existence of the neutrino, an elementary sub-atomic particle
> with a tiny amount of mass created in radioactive decay or in nuclear
> reactions such as those in the Sun, was first confirmed in 1934, but it
> still mystifies researchers.
>
>
>
> It can pass through most matter undetected, even over long distances, and
> without being affected. Millions pass through the human body every day,
> scientists say. To reach Gran Sasso, the neutrinos pushed out from a
> special installation at CERN - also home to the Large Hadron Collider
> probing the origins of the universe - have to pass through water, air and
> rock.
>
>
>
> [image: Image result for speed of light not so fast]
>
>
>
> The underground Italian laboratory, some 120 km (75 miles) to the south of
> Rome, is the largest of its type in the world for particle physics and
> cosmic research. Around 750 scientists from 22 different countries work
> there, attracted by the possibility of staging experiments in its three
> massive halls, protected from cosmic rays by some 1,400 metres (4,200 feet)
> of rock overhead.
>
>
>
>
>
> *What has happened at CERN?*
>
> Scientists say they have clocked neutrinos – tiny particles smaller than
> atoms – travelling at 300,006 kilometres per second, slightly faster than
> the speed of light.
>
>
> *What does that mean?*
>
> Einstein's theory of special relativity says nothing can travel faster
> than the speed of light in a vacuum, because photons – light particles –
> have no mass. Proof that neutrinos, mysterious subatomic particles which
> have a tiny amount of mass, can travel faster would be inconsistent with
> Einstein's theory.
>
>
> *What are the knock-on effects?*
>
> Einstein's theory is critical to the Standard Model of physics that helps
> explain everything we know about how the universe works, from black holes
> to the big bang. If it is shown to be flawed, virtually everything in
> modern physics and the fundamental laws of nature would have to be
> rethought.
> *Have the results been proven?*
>
> The findings were such a shock that CERN's scientists spent months
> checking their data before making their announcement. But they have asked
> American and Japanese teams to confirm the results before they are declared
> an actual discovery. The data will also be put online overnight so that it
> can be scrutinised by experts across the world.
>
>
>
>
>
> *Does this mean E does not equal MC squared?*
>
> The theory of special relativity was used to spawn the theory that energy
> is equal to mass multiplied by the speed of light squared. It is premature
> to discount the most famous equation of all time, but the latest discovery
> suggests one key assumption it relies on – that nothing can accelerate
> faster than light – may not be wholly accurate.
>