Gulshan Arora

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Sleepy brains neglect half the world

Damage to certain parts of the brain can lead to a bizarre syndrome called hemispatial neglect, in which one loses awareness of one side of their body and the space around it. In extreme cases, a patient with hemispatial neglect might eat food from only one side of their plate, dress on only one …

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Teens and young adults confronted by more TV ads for e-cigarettes

Commercials for electronic cigarettes have become so ubiquitous that millions of American teens have seen them since 2012, a new study says.<p>About 4 out of 5 of the TV ads seen by these young viewers were for blu eCigs, a brand that was purchased by tobacco giant Lorillard Inc. in April 2012. Though …

5 Sky Events This Week: Rare Celestial Shadow Dance and Leo Paws at the Moon

Changing Planet<p><b>Hunt down a comet, chase Jupiter’s moons, and watch Earth’s moon cozy up to some of the night sky’s brightest planets and stars.</b><p><b>Comet Visitor</b>. After nightfall on Monday, June 2, and for the next few nights, the comet PanSTARRS (C/2012 K1) can easily be spotted through small backyard …

How Would Humans Know If They Lived in a Multiverse?

Some theories in physics give rise to the idea of multiple universes, where nearly identical versions of the known universe exist. But if such a …

Dark Matter

Brain's limits lead to unconscious choices in what we see and remember

The human brain is a marvel of power and flexibility, and a pair of new studies out Monday demonstrates that when it runs up against the limits of its capacity to take in and store information, the brain often relies on its agility to fill the gap. In the process, however, information can be …