Science

Science

Ask an Astronaut: NASA Spaceflyers Open Up

1:03pm December 07, 2012

For the latest in our "Ask an Expert" series, current NASA astronaut Donald Pettit and former astronaut Jeffrey Hoffman chat about their spaceflight experiences. From brushing your teeth to weightless dreams, the astronauts discuss the many curiosities of living in space.

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Blue Whale Barrel Roll Caught On Camera

12:00pm December 07, 2012

Reporting in the journal Biology Letters, Jeremy Goldbogen and colleagues say blue whales perform underwater acrobatics when they're eating: they rotate 360 degrees while they gulp krill. Reaching 90 feet in length, blue whales are the largest animals on the planet. Goldbogen is studying their dining habits to understand what fuels their growth.

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When researchers looked at the genetic sequences of 179 individuals, they found far more defects in the patterns of As, Ts, Gs, and Cs than they expected.

Perfection Is Skin Deep: Everyone Has Flawed Genes

10:19pm December 06, 2012

by Rob Stein

Researchers found a surprising number of mutations, including several associated with disease, in the genes of normal healthy people. Their study raises questions about whether widespread genetic sequencing could end up scaring people for no good reason.

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Why It's Easier To Scam The Elderly

4:23pm December 06, 2012

by Patti Neighmond

New research suggests older adults may have less activity in the area of the brain that processes risk and subtle danger. Another possible reason older adults don't pick up on warning signs is an increasing bias against negativity.

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From Action Comics 14, Neil deGrasse Tyson greets Superman to help him with a problem.

Neil deGrasse Tyson Helps His New 'Bud' Superman Get A Glimpse Of Home

8:29am December 03, 2012

by Linda Holmes

The Hayden Planetarium director and pop-culture go-to science guy offered expert advice on how Superman could watch the destruction of Krypton.

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Science

Cancer Survivors Continue to Have Quality of Life Issues

9:30am November 27, 2012

The first national study to assess the quality of life of cancer survivors shows that more a third of all cancer survivors still experience physical and mental health issues. Dr.