Were The First Stars Dark?

Were The First Stars Dark?

Perhaps the first stars in the newborn universe did not shine, but instead were invisible “dark stars” 400 to 200,000 times wider than the sun and powered by the annihilation of mysterious dark…
VGF 'Exercise' Gene May Also Help With Depression

VGF 'Exercise' Gene May Also Help With Depression

Boosting an exercise-related gene in the brain works as a powerful anti-depressant in mice—a finding that could lead to a new anti-depressant drug target, according to a Yale School of Medicine…
Cancer Cells Are 'Softer' Than Normal Cells

Cancer Cells Are 'Softer' Than Normal Cells

A multidisciplinary team of UCLA scientists were able to differentiate metastatic cancer cells from normal cells in patient samples using leading-edge nanotechnology that measures the softness of the…
Brain Patterns Of Anorexic Women Different

Brain Patterns Of Anorexic Women Different

Even after more than a year of maintaining a normalized body weight, young women who recovered from anorexia nervosa show vastly different patterns of brain activity compared to similar women without…
Holiday Wishes From Messier 74 And Hubble

Holiday Wishes From Messier 74 And Hubble

Messier 74, also called NGC 628, is a stunning example of a 'grand-design' spiral galaxy that is viewed by Earth observers nearly face-on. Its perfectly symmetrical spiral arms emanate from the…
Of Men and Mice

Of Men and Mice

How a 20-gram rodent conquered the world of science The following is the beginning of my new article in the December Harper's, which is generating a lot of response already. I was asked onto the…