What You Need to Know About Prostate Cancer

image edited by Fernando Kaskais Medically reviewed by Ricky Chen, MD What is prostate cancer? The prostate is a small, walnut-sized gland that sits just below a man’s bladder. Like other types of cancer, prostate cancer begins when cells in the prostate begin growing and dividing more rapidly than normal cells. When other cells complete their lifespan, they die. Cancer cells continue living and reproducing. As these abnormal cells accumulate, they can develop into a tumor. This tumor can eventually spread (metastasize) to nearby tissues, organs, lymph nodes, and eventually bones. Prostate cancer is the second most common cancer in … Continue reading What You Need to Know About Prostate Cancer

Why Are We Still So Fat?

Jens Mortensen for The New York Times Only bariatric surgery reliably leads to long-term weight loss. Now scientists hope to duplicate the effects with a pill. By Gina Kolata Whenever I see a photo from the 1960s or 1970s, I am startled. It’s not the clothes. It’s not the hair. It’s the bodies. So many people were skinny. In 1976, 15 percent of American adults were obese. Now the it’s nearly 40 percent. No one really knows why bodies have changed so much. Scientists do a lot of hand-waving about our “obesogenic environment” and point to favorite culprits: the abundance of cheap fast … Continue reading Why Are We Still So Fat?

Bill Nye says Mars colonies won’t happen: ‘Are you guys high?’

image edited by Fernando Kaskais By Christopher Carbone A new study has revealed a plan for humans to colonize Mars or any other planet in our solar system, but Bill Nye does not think it will happen.  Jeff Bezos and Elon Musk can forget about their dreams of colonizing and transforming Mars for human settlement, at least according to Bill Nye. The popular science commentator told USA Today that the entire idea of making the Red Planet more Earth-like is purely the stuff of “science fiction.” “This whole idea of terraforming Mars, as respectful as I can be, are you guys high?” Nye said. “We can’t … Continue reading Bill Nye says Mars colonies won’t happen: ‘Are you guys high?’