Satya Nagendra Padala

NASA is discounting rampant Internet rumors that comet Elenin will strike Earth or disrupt its gravitational pull in October.

Researchers at UCLA have explained why Saturn's largest moon, Titan, has what looks like an enormous white arrow about the size of Texas on its surface.

Sony Computer Entertainment (SCE) made a surprising announcement on Tuesday at the Gamescom conference in Germany that the company will be lowering the worldwide price of its PlayStation 3 (PS3) by another $50.

New research suggests that oxygen may have been present in Earth's ancient oceans millions of years before it was breathed into the atmosphere.

The top after-market NYSE gainers on Tuesday are: Sunrise Senior Living, DSW, Celanese, Huntsman and Calpine Corp. The top after-market NYSE losers are: Brookdale Senior Living, Vanceinfo Technologies, Analog Devices, Teekay Corp and Alcatel Lucent.

New data has shown that Arctic sea ice levels plunged to a record low for the month of July in more than three decades of record-keeping.

New research results showed that tiny amount of radioactive sulfur leaked from the Fukushima nuclear meltdown in March reached California within days, but researchers now say that the amount was not dangerous to health.

The top after-market NYSE gainers on Monday are: Ferro Corp, Calpine, Forest Laboratories, Saks and AOL Inc. The top after-market NYSE losers are: Exterran Holdings, Global Cash Access Holdings, Rowan Companies, Vulcan Materials and Tidewater Inc.

NASA has released a dramatic image showing a pair of galaxies on a collision course about 450 million light years from Earth.

A new study revealed that undersea life at the Cabo Pulmo National Park of Mexico rebounded by more than 460 percent over 10 years after imposing a 15-year ban on fishing and other extractive activities.

The Search for Extraterrestrial Intelligence (SETI) Institute, which was forced to shut down due to budget issues, will be back up and running in a few days.

The top after-market NYSE gainers on Friday are: Beazer Homes USA, Ralcorp Holdings, Regency Energy Partners, Leapfrog Enterprises and Radian Group. The top after-market NYSE losers are: Stewart Information Services, Stantec, PolyOne Corp, Triumph Group and DSW Inc.

Sky-watchers around the world observed the Perseid meteor shower on Aug. 12 when it reached its peak despite a bright full moon.

The companies whose shares are moving in pre-market trade on Friday are: Nordstrom, J.C. Penney, Prudential Financial, Raytheon, CSX, F5 Networks, Windstream, Carnival Corp, JDS Uniphase, Wynn Resorts and Host Hotels & Resorts.

The top after-market NYSE gainers on Thursday are: Midas, Molycorp, WellCare Helath Plans, Nordstrom, Radian Group, NewJersey Resources, Dillard's and Coca-Cola Enterprises.

The top after-market NYSE Losers on Thursday are: Bally Technologies, Renren, DeVry, Premiere Global Services, Emulex, Humana, Hertz Global Holdings, AMERIGROUP and Transdigm Group.

For years together, scientists and researchers have been pondering over how plesiosaur ? the giant marine reptile that ruled the oceans 78 million years ago -- gave birth to young ones.

The companies whose shares are moving in pre-market trade on Thursday are: Freeport Mcmoran Copper, News Corp, Ford Motor, PPL Corp, Regions Financial, Sara Lee, NYSE Euronext, American International Group, Alpha Natural Resources, Lincoln National Corp and Citigroup.

The top after-market NYSE gainers on Wednesday are: Demand Media, Active Network, Jaguar Mining, China Ming Yang Wind Power and Jones Group. The top after-market NYSE losers are: EnerSys, Alpha Natural Resources, Navistar International, Morgan Stanley and 7 Days Group Holdings.

The Defense Department will test its super-fast aircraft that can travel at a blistering speed of 13,000 mph, or twenty times faster than the speed of sound.

The companies whose shares are moving in pre-market trade on Wednesday are: Polo Ralph Lauren, Monsanto, Tenet Healthcare, Sunoco, Nvidia, Travelers Companies, Walt Disney, Carnival, News Corp and Corning Inc.

The Defense Department plans a second test of its super-fast aircraft that can fly at a blistering speed of 13,000 mph or 20 times the speed of sound (MACH 20).

The top after-market NYSE gainers on Tuesday are: Endeavor International, Zale Corp, Teekay Tankers, Allergan and DHT Holdings. The top after-market NYSE losers are: AOL, Miller Energy Resources, Crawford, Lindsay Corp and Federal Signal Corp.

Early Tuesday, the sun unleashed an extremely powerful solar flare, the largest of the current sun weather cycle which began in 2008.

The companies whose shares are moving in pre-market trade on Tuesday are: MetroPCS Communications, Bank of America, NYSE Euronext, AK Steel Holding, Regions Financial, Regions Financial, MEMC Electronic Materials, Halliburton, Duke Energy, Bristol Myers Squibb and Plum Creek Timber.

Scientists have identified the mysterious orange-colored goo that washed ashore and sparked pollution concerns in an Alaska village last week, as small and possibly toxic crustacean eggs.

A new analysis suggests that DNA building blocks embedded in meteorites found in Antarctica originated in space, adding weight to the theory that the seeds of life on Earth originated in space.

Researchers confirmed for the first time that a band of anti-matter particles, called anti-protons, enveloping the Earth. The study, published in Astrophysical Journal Letters, confirms theoretical work that predicted the Earth's magnetic field could trap antimatter.

The National Oceanic and Atmospheric Administration, a federal agency that focuses on the condition of the oceans and atmosphere, said that a severe solar storm could cause global chaos, wreck satellite communications and take down the most important power grids in the world for a period of years.