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The private space company has launched the Falcon Heavy, a rocket more powerful than any other in use today. It's now bearing a roadster into an elliptical Earth-Mars orbit. Watch the rocket's flight.

China has placed one or more acoustic sensors — listening devices — in the Mariana Trench, near the island of Guam, which is home to a major U.S. military base.

Technology that uses electrical stimulation to tweak the brain may eventually help people with memory problems caused by a brain injury or Alzheimer's disease.

The American system of financing campaigns is changing, as post-Watergate reforms crumble beneath a crush of unregulated money.

With three fatal train accidents in recent weeks, there's been a cry for Positive Train Control, a system that will automatically stop trains before certain types of accidents can happen. WIlliam Vantuono, editor-in-chief of Railway Age, explains how PTC works and why it's taking so long for it to be widely adopted.

One of the fastest Olympic events is the luge. Lying down, feet first and traveling at speeds faster than 90 mph. The difference between winning and losing is tiny and a man from New York is doing his part to help athletes win gold.

After a very long stretch of calm, financial markets have suddenly turned volatile. Prices have plunged and bounced around — all giving investors the jitters.

The measure would make it illegal to accuse Poland of complicity in crimes committed by Nazi Germany. First, the controversial legislation will go to constitutional tribunal for review.

The 158-acre Osguthorpe Farm is the last family farm on Old Ranch Road. Summit Land Conservancy stepped in to help preserve the land but time is running…

Before the Park City Council makes any final decisions about the purchase of the Treasure Hill property they want to hear from you. Melissa Allison has…