Rakshit Prasher

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Our Universe May Have Emerged from a Black Hole in a Higher Dimensional Universe

The event horizon of a black hole — the point of no return for anything that falls in — is a spherical surface. In a higher-dimensional universe, a …

Physics

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Multi-tasking nanoparticle both seeks and destroys cancerous cells

Nanoparticles hold great potential as a way of both detecting cancer cells and delivering the drugs to treat them. One hurdle that has proven …

New Galaxy Map Relocates The Milky Way To A Ginormous Supercluster Called Laniakea

Astronomers have long had a sense of where the Milky Way is in relation to other galaxies, but a new three-dimensional star map gives us a more nuanced look at our cosmic neighborhood.<p>Until now, the Milky Way was believed to be one galaxy in the 2,000 that make up what's known as the Virgo …

What You Need To Know About The Solar Storm Headed For Earth

Two solar flares have sent magnetic fields to our planet -- and scientists aren’t sure how they’re going to impact each other.<p>The sun has been regurgitating a lot of solar flares these days, and now, a couple will be knocking at Earth’s door this weekend.<p>The originator of these flares is a …

Astronomy

The Freaky Thing Your Brain Can Do While You're Asleep

It turns out that our brains do way more when we snooze than was once thought -- and a new study suggests we can even identify and categorize words while we're sleeping.<p>"We show that the sleeping brain can be far more 'active' in sleep than one would think," study co-author Sid Kouider, a cognitive …

The spooky sounds of space

Since the 1950s, probes sent into space have been sending back data that reveal eerie sounds from the vastness of the galaxy.<p>There is no sound in space. Sound is produced by the vibration of molecules; any time something moves, it causes a corresponding vibration in its medium -- whether water or …

Black Holes

Astronomy Picture of the Day (APOD)

APOD: ALMA Milky Way (2014 Jul 24)<br>Image Credit & Copyright: Yuri Beletsky<br>(Las Campanas Observatory, Carnegie Institution) …

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APOD: NGC 253: Dusty Island Universe (2014 Jul 26)<br>Image Credit & Copyright: László Francsics <br>http://apod.nasa.gov/apod/ap140726.html<p>Explanation: …

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APOD: Rho Ophiuchi Wide Field (2014 Jul 27)<br>Image Credit & Copyright: Rogelio Bernal Andreo <br>http://apod.nasa.gov/apod/ap140727.html<p>Explanation: The …

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APOD: The Horsehead Nebula from Blue to Infrared (2014 Jul 28)<br>Image Credit & Copyright: Optical: Aldo Mottino & Carlos Colazo,<br>OAC, Córdoba; Infrared: …

Can a robot learn right from wrong?

Researchers are working on robots that can make ethical choices and then explain why<p>In Isaac Asimov’s short story "Runaround," two scientists on Mercury discover they are running out of fuel for the human base. They send a robot named Speedy on a dangerous mission to collect more, but five hours …

Space Station Glitch Could Delay SpaceX Cargo Ship’s Launch

NASA is weighing whether the failure of a backup electronics box for the International Space Station's robotic arm system will force another postponement in SpaceX's launch of a Dragon cargo ship.<p>The box will eventually have to be replaced, NASA said. That might require SpaceX, the California-based …

Space Exploration

Scientists regenerate vital immune system organ in mice

The aging process can be slowed, but it's an inexorable deterioration, as our bodies stop repairing the organs we need to survive. But researchers at the University of Edinburgh have managed to regenerate at least one organ in mice by tweaking a single gene. The team targeted the thymus, an organ …

Best Space Pictures of the Week: Flying Saucer, Mars's "Heart"

NASA reveals a flying saucer, a heart is spotted on Mars, and the Milky Way gleams in this week's best space pictures.<p>Aliens haven't landed—the flying saucer seen in this April 9 picture belongs to NASA, not invaders from Mars.<p>In fact, the saucer is planned for an earthly invasion of Mars. The …

Cockroaches, DNA Nanobots, and the Future of Cancer Treatment

For the first time, scientists have built a working DNA nanobot into a living creature. It just happens to be a cockroach.<p><b>Scientists have built robots that mimic cockroaches</b> and even implanted electronics to remote-control these bugs. Now researchers have devised DNA nano-robots that prowl around …

Hot spots for future manned space missions: Humanity's bucket list

Beyond our own moon and some nearby asteroids, where else in our solar system should humanity set foot? Crave's Eric Mack has compiled a list of 10 places we should go next, in search of secret oceans and stunningly violent volcanoes.<p>It's been nearly 45 years since humans first set foot on the …

Top 10

Scientists regenerate organ in mice in world-first breakthrough

Results on rebuilt thymus in very old mice potentially open way for helping humans to live longer<p>Scientists have regenerated a living organ for the first time, potentially opening the way for life-lengthening human therapies.<p>A team at Edinburgh University’s medical research centre for regenerative …