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  • In Pictures The F-22 raptor aircraft
  • California 'mystery missile' ignites debate: Friend, foe, or faux?

    News video showed a spectacular contrail Monday off California's coast, and debate over the 'mystery missile' blasted off. But even as government agencies said 'it wasn't us,' the US denied any threat.
    11/09/2010 08:01 pm

  • Photos of the Day Photos of the Day 10/28
  • Will space tourists be Earth polluters? Scientists sound a warning.

    As firms prepare to launch the space tourism business, one study warns that the soot from the suborbital crafts' hybrid rocket motors could collect in the stratosphere and warm the poles.
    10/25/2010 09:13 pm

  • Top 5 'rare earth' minerals: What are they?

    Setting off speculation that China is manipulating exports to punish certain trade partners, Beijing announced in July it was slashing its six-month export quota of so-called 'rare earths' by 72 percent. Speculation continued this week with reports of an expanding embargo of the minerals. But the so-called "rare earths" are neither rare nor does China have a lock on them. Although China produces 97 percent of the world's rare earths, it contains only 30 percent of the world's supply. The United States, Russia, and Australia all have significant reserves of the 17 elements essential in semiconducters, lasers, and other high-tech gadgets. While mining them has proved uneconomical at usual world prices and environmentally harmful, that may be changing. Click through the following slides to read how rare earths are important to your daily life.
    10/21/2010 03:13 pm

  • Courts, public opinion chipping away at ‘don’t ask, don’t tell’

    In two cases, federal judges have ruled against the 'don't ask, don't tell' law banning openly gay men and women from serving in the US military. Most Americans favor repeal of the law, but it's a tough fight in Congress.
    09/25/2010 01:30 pm

  • How will Republicans deal with growing gay rights issues?

    On same-sex marriage and "don't ask, don't tell," Republicans and other conservatives increasingly are at odds with public opinion. Will the tea party movement help gay rights?
    09/25/2010 11:30 am

  • Chinese satellites bump gently. Was it a military maneuver?

    Two Chinese satellites bumped into each other very gently, leaving analysts wondering what China is up to.
    09/03/2010 05:25 pm

  • Secret Air Force X-37B space plane changes its orbit

    The US Air Force's secret X-37B space plane has boosted itself into a new orbit, say skywatchers.
    08/24/2010 04:21 pm

  • Man to attempt supersonic skydive from 23 miles up

    Austrian daredevil Felix Baumgartner is slated to attempt a faster-than-sound skydive from a hot air balloon some 120,000 feet above the Earth's surface, in an attempt to break a record set in 1960.
    08/16/2010 03:36 pm

Doing Good

 

What happens when ordinary people decide to pay it forward? Extraordinary change...

Danny Bent poses at the starting line of the Boston Marathon in Hopkinton, Mass.

After the Boston Marathon bombings, Danny Bent took on a cross-country challenge

The athlete-adventurer co-founded a relay run called One Run for Boston that started in Los Angeles and ended at the marathon finish line to raise funds for victims.

 
 
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