Former 'Two and a Half Men' star Charlie Sheen said last week that he is HIV-positive.
Peter Kramer/NBC via AP
Former 'Two and a Half Men' star Charlie Sheen said last week that he is HIV-positive.

Activists raise awareness of HIV pill that lowers risk

A daily pill that can slash the risk of HIV remains an unknown to thousands of primary care doctors and nurses, a federal agency cautioned.

 Jason T. Wright, professor of astronomy and astrophysics at Penn State University.

Astronomers are baffled by the light coming from a distant star

Astronomers are trying to figure out what is causing a star in the northern sky to dim so dramatically.

 A feeding female Anopheles stephensi mosquito crouching forward and downward on her forelegs in the process of obtaining its blood meal through its sharp, needle-like labrum. Malaria is spread when a mosquito bites an infected person then bites someone else.

Altered mosquito gene blocks malaria

The experiment has implications far beyond the promise of fighting malaria.




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Local Dispatch: Why we still send Christmas cards

One can see how this quaint custom might fade. But when you send someone a real Christmas card, you are also sending a piece of yourself.

Diana Nelson Jones' Walkabout: 'Youth Rising' by Chris Ivey gets inside the kids of Shuman

The “East of Liberty” filmmaker expands documentary to address youth culture and violence with youth at Shuman Detention Center.


Early Returns

Breakfast Sausage: 5 things to read today

Republican presidential candidate Donald Trump addresses supporters during a campaign rally at the Greater Columbus Convention

Perry on Politics: Popping off on President 41

Yale first baseman George H.W. Bush, 1946. (Getty Images) Biographers generally take great satisfaction in putting together