Habbeebah Rassool

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Rosetta mission: Esa weighs options for moving Philae lander – as it happened

We’re going to close our coverage for the day of Philae’s first 24 hours on a comet, with major updates from the European Space Agency (Esa) below:<p>Esa still does not know the exact location of the Philae lander on the comet, but has narrowed the area down considerably. Rosetta, the unmanned …

Philae lander sends back first ever image from comet

The European Space Agency’s Philae lander has sent back the first ever image from the surface of a comet.<p>The picture shows the cracked, bumpy surface in monochrome, with one of Philae’s three legs in the bottom left of the frame. It is not yet clear whether the leg in the image is actually touching …

Understanding quantum tunnelling | Jon Butterworth | Life & Physics

Quantum tunnelling sounds like science fiction, and does indeed feature quite often in the genre. But it is real, and plays a role in nuclear fusion, chemical reactions and the fate of the universe. Here’s how it works<p>The recent claim from Stark Industries Lockeed Martin that a compact fusion …

NASA dazzled, puzzled by comet Siding Spring data

Thousands of shooting stars per hour scraped a yellowed Martian sky last month as a comet blazed through the red planet's atmosphere at 35 miles per second.<p>Unfortunately, no one was there to experience the spectacular pass of Siding Spring on Oct. 19, and the remote images and data from the close …

Black Hole Challenge To Einstein's Theory

Structural changes to the Milky Way’s super-massive black hole have been detected as it emitted a blaze of electromagnetic energy, an observation that could lead to a profound rethinking of physics.<p>The images of the singularity at the core of our galaxy (called Sagittarius A*, abbreviated SgrA* and …

Fox executive's body found more than two years after he vanished

More than two years after Fox entertainment executive Gavin Smith vanished in Southern California, his body has been found, authorities said.<p>Hikers found his body this week in a shallow grave in Palmdale, according to Lt. Dave Dolson of the Los Angeles County Sheriff's Department.<p>"It's a crucial …

Ancient Stone Circles in Mideast Baffle Archaeologists

Huge stone circles in the Middle East have been imaged from above, revealing details of structures that have been shrouded in mystery for decades.<p>Archaeologists in Jordan have taken high-resolution aerial images of 11 ancient "Big Circles," all but one of which are around 400 meters (1,312 feet) in …

Archaeology

Pumpkin geometry: stunning shadow sculptures that illuminate an ancient mathematical technique | Alex Bellos

Photograph: Saul Schleimer<p>The red line shows a straight line from the North Pole through New York and on to the flat map of the world, analogous to the path of light from a source at N. Illustration: Henry …

This is Not a Rainbow

Chocolate component reverses memory loss in older people, claims study

Late night cocoa has never looked so appealing. A component of chocolate has been found to reverse age-related memory loss in healthy adults aged 50-69. The rejuvenating effect can be traced to increased blood flow in a specific region of the brain, say the researchers.<p>This is the first direct link …

Astronomers capture first ever data of an exploding fireball from a nova star

A team of astronomers have captured the first images of a thermonuclear fireball from a nova star, allowing them to track the explosion as it expanded.<p>The nova was detected last year in the constellation Delphinus by the Chara Array infrared telescope in the US.<p>Researchers from 17 institutions …

Solutions to Martin Gardner's best mathematical puzzles

Photograph: ThinkFun<p>276<p>http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2014/10/26/1414348357958/399ea89f-d142-47f9-8943-e52c23c85656-460x276.gif<p>460<p>Photograph: …

Chemists Find A New Chemical Bond

Forming it requires replacing atoms' electrons with more exotic sub-atomic particles.<p>Fresh evidence suggests there exists a type of chemical bond that nobody has ever seen before, <i>Chemistry World</i> reports.<p>Not that they haven't looked. In the early 1980s, chemists searched for--but couldn't …

What is a Wormhole and Will Wormhole Travel Ever be Possible?

Science fiction’s favorite method for exploring the universe, most recently in the movie Interstellar, won't be easy.<p>As a curious species, humans have long dreamed of traveling to the farthest depths of space. That's the major theme of the upcoming science fiction epic <i>Interstellar</i>, which will take …

Evidence Found Of A Particle That Is Its Own Antiparticle

In the future, the exotic particle could go into quantum computers.<p>There's a particle that physicists theorize exists that acts simultaneously as both matter and antimatter. Whoa! The particle is called the Majorana fermion, and a team of physicists is announcing today that it's seen some evidence …

NASA images reveal shocking scale of Aral Sea disaster

A series of NASA satellite images has revealed the shocking decline of water levels in the Aral Sea, a massive environmental disaster dubbed “the quiet Chernobyl.”<p>NASA’s Terra satellite began capturing the images in 2000, when the vast central Asian lake known as the Aral Sea was already a fraction …

This Physicist Says She Has Proof Black Holes Simply Don't Exist

Scientists have lots of bizarre theories about black holes. Black holes gobble up everything that gets too close, even light. They can cause time to slow. They contain entire universes.<p>But here's something about black holes you might not have heard: they simply don't exist.<p>At least that's the …

Tiny Spanish Island Nears Its Goal: 100 Percent Renewable Energy

It actually takes quite a lot of fossil fuel power to reach the tiny Spanish island of El Hierro. You have to catch a commercial jet flight, a propeller plane and then a ferry to reach what was once the end of the known world, before Columbus set sail.<p>But once you're there, there's no need for …

Sunday Skywatching: See Mars Meet Its Rival Antares

If your skies are clear on Sunday evening (Sept. 28), take a look low toward the southwestern sky as darkness falls.<p>For a couple of hours after …

Complex organic molecule found in interstellar space

<b>Scientists have found the beginnings of life-bearing chemistry at the centre of the galaxy.</b><p>Iso-propyl cyanide has been detected in a star-forming cloud 27,000 light-years from Earth.<p>Its branched carbon structure is closer to the complex organic molecules of life than any previous finding from …

Chemistry