Tim Fitzsimons

Public health interventions and antiviral drugs have put HIV on the ropes in the U.S. But it's unlikely that infections can be wiped out without a vaccine.

The risk of flash floods has subsided across South Carolina's Lowcountry. But overflowing rivers continue to pose a risk as residents begin to assess the damage to their roads, homes and businesses.

The world's annual death toll from AIDS has been falling in recent years — 1.5 million in 2013, a 35 percent drop from the peak of 2.4 million in 2005.

Now the number of deaths could soon drop even more.

The World Health Organization issued new guidelines Wednesday that recommend ...

In the aftermath of disasters like earthquakes, fires and severe weather events, the rush to both alert and check on family and friends can crash telecommunications networks. During the freak 2011 Virginia earthquake, which rattled the nation's capital and damaged the Washington Monument, panicked phone calls quickly overloaded the phone ...

To everyone reading this story: This is not about you. This is about the 4.4 billion other people on this planet who have never been online.

That number is the finding of a new study that tried to quantify what the global offline population looks like. The report, based on ...

The consumer technology industry generally follows a few rules when it comes to developing new products: faster, thinner and (often) bigger. But the push toward increasingly svelte devices has a clear end point: No device can become thinner forever before running into the obvious challenges posed by physics and daily ...

The consumer technology industry generally follows a few rules when it comes to developing new products: faster, thinner, and (often) bigger. But the push toward increasingly svelte devices has a clear end point: No device can become thinner forever before running into the obvious challenges posed by physics and daily ...

It started with the iPod. In 2001, Apple promised to do away with stacks of CDs and put 1,000 songs in your pocket. Thirteen years later, the music industry is unrecognizable: Most brick-and-mortar record stores have closed, and a pocket-size hard drive filled with music seems quaint in a world ...

States have long sought to restrict cellphone use by drivers because of safety concerns, and as the new year begins, several states are toughening their laws. It turns out it's a hard...