Derry Cooper

11 Flips | 2 Magazines | @DerryCooper | Physics Undergraduate at University of Sheffield

Can we unconsciously ‘hear’ distance?

Because sound travels much more slowly than light, we can often see distant events before we hear them. That is why we can count the seconds between …

The Brain

Sea turtle given a 3D-printed jaw implant after boat accident

Human activity almost killed this loggerhead sea turtle in Turkey, but a group of doctors and researchers are looking to right that wrong with a 3D-printed prosthetic. The turtle, which is marked as an endangered species, was struck by a boat propeller while swimming in its natural habitat. The …

Did North Korea Really Launch A Missile From A Sub?

Cold war designs in the hands of a millennial dictator<p>A dictator's smile is never really a good sign. On Saturday, North Korea claimed they launched a ballistic missile from a submarine, and pictures from the launch show 32-year-old Kim Jong-Un beaming as he watches the show. His entire face is lit …

North Korea

Faster-than-light travel: Are we there yet?

There’s a cosmic speed limit that unfortunately means we won’t be firing up warp drive anytime soon.<p>Long before the Empire struck back, before the …

Physics

Pluto flyby this summer will be ‘unreal’

After an epic journey across the solar system, NASA’s New Horizons spacecraft is finally nearing its final destination: the Pluto system, a …

Magnetically Levitating Elevators Could Reshape Skylines

They go up, down, and all around<p>With the debut of passenger elevators some 150 years ago, cities were forever changed. Freed from the tyranny of stairwells, architects built as high as they liked. That is, until they ran into another barrier: the weight of steel cables. A new elevator design from …

Skyscrapers

Giant exoplanet discovered with the help of Perth backyard astronomer

Australian National University researchers enlisted an amateur stargazer to confirm the existence of the planet, which orbits a star 500 light years from Earth<p>A backyard astronomer in Perth has helped to discover an unusually large exoplanet, the existence of which had puzzled scientists.<p>Thiam-Guan …

How This Beetle Creates 500 Explosions Per Second In Its Bum

There are few defences more extreme than that of the bombardier beetles. These insects deliberately engineer explosive chemical reactions inside their own bodies, so they can spray burning, caustic liquid from their backsides. The liquid can reach up to 22 miles per hour, at temperatures of around …

Mars astronauts risk brain damage from cosmic rays, say scientists

US researchers exposing mice to streams of high-energy particles similar to galactic cosmic rays discover damage to nervous system affecting cognition<p>As if boredom, cramped conditions, and limited company were not enough to worry about on a voyage to Mars, future astronauts will face brain damage …

Device measures radiation from 1 electron

The microwave oven has been around for almost 80 years. When it heats food or liquid, the frequency of electrons increases but their energy slows …

Physics

Unmanned Russian cargo spacecraft is falling to Earth

Progress M-27M vessel, which was carrying supplies to the International Space Station, is said to be out of control<p>5.09pm BST<p>The Russian space agency has conceded its out-of-control cargo spacecraft will not be able to dock with the International Space Station.<p>Because of this, the craft’s continued …