Vikas Bhardwaj

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The Case for Alien Life

Only one planet has been proven to support life: our own. But with at least 11 billion Earth-sized worlds in our galaxy orbiting in their stars' habitable zones, the odds that we are not alone are improving.<p>On Feb. 9, 2013, NASA's Curiosity rover found something on Mars that set a milestone in the …

Yes, Vaccines Work [Infographic]

Some numbers before and after the introduction of common childhood vaccines<p>Do vaccines really work? Over the past decade, some parents in the U.S., Canada and Europe have started refusing to give their kids the recommended childhood vaccinations. They worry about safety, believing vaccines may …

Why People Love Tipping Waiters

As an economic phenomenon, tipping is really weird. As a psychological phenomenon, it's something else entirely.<p>When the Linkery, a small San Diego restaurant, shuttered its doors this summer, it ended a fascinating social experiment. The Linkery had instituted a standard 18 percent service charge …

What We Can Learn From the Quantum Calculations of Birds and Bacteria

As an undergraduate at Oxford University in the mid-1970s, K. Birgitta Whaley struggled to choose between chemistry and physics. Now, as a professor …

10 Robots That Are Way More Athletic Than You

Oh, you're a pro swimmer? Well, Swumanoid's an Olympian.<p>Maybe you're really athletic. You're, say, a great basketball player, or you can do those fingertip push-ups the heroes do in kung-fu movies. That's great. But whatever you can do, our future machine-overlords can do better. For …

How Realistic Is The Sci-Fi Space Thriller 'Europa Report'?

We chat with Kevin Hand, an astrobiologist who consulted on the film, about realism in space thrillers, why actors are better than robots, and more.<p>It's rare that a great space movie breaks the Hollywood traditions of big budgets, blatant abuse of physics, over-the-top special effects, factitious …

Lighting Ratios for Portrait Photography

In portrait photography, lighting ratios are comparisons of the main light in a photo to the lesser light that fills in the shadows. This main light …

Living Landscapes – A Guide to Stunning Landscape Photography

Landscape photography is difficult to master until you learn that there are several massive compromises baked into the genre. This new guide, Living …

Landscape Photography

Panasonic Lumix DMC-GX7: pros and cons, how-to, news and more - CNET

Panasonic Lumix GX7<p>Lexy Savvides 10 October 2013<p>Design and features<p>It has been a few years since Panasonic launched the GX1, a camera that straddled …

Panasonic GX7 is a 16MP Mirrorless with In-Body Stabilization and a Tiltable EVF

Panasonic has officially announced the GX7, a sleek new high-end mirrorless camera with some features that are being introduced for the first time in …