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Why Mobile Maps Sometimes Lose Their Way

Mapping streets is easy. The trick is pinning down businesses and giving accurate turn-by-turn directions, as many people discovered when Apple launched its apology-worthy Maps app for iOS 6. Rakesh Agrawal, principal analyst for reDesign mobile, talks about how mobile maps are made--and what can be done to improve them.

What Your Genes Can Tell You About Your Memory

A recent study conducted at the University of Pennsylvania identified key molecules involved in forming long-term memories. Experts discuss how this is the latest in a growing field of research on how our bodies regulate our genes, and how this process affects our memories.

Motorcyclists Hanna Gilan, right, and her son Chaim Gilan fill up their Vespa scooters with less than two gallons at a gas station in the Echo Park district of Los Angeles on Oct. 4, 2012.

Record High Prices At The Gas Pump Likely To Linger In California

Refinery and pipeline troubles pushed wholesale fuel costs to a record high this week, leading to higher gas prices for Californians. Industry watchers say those prices may not drop any time soon.

From Stem Cells To Eggs (And Beyond)

Reporting in Science, researchers write that mouse stem cells can be transformed not only into egg cells--but into newborn pups. Sean Morrison, a stem cell expert at the University of Texas Southwestern, explains the stem cell's journey, and what it could mean for fertility and assisted reproduction.

Steven Strogatz: The Joy Of X

In The Joy of X: A Guided Tour of Math, from One to Infinity, mathematician Steven Strogatz provides an entertaining refresher course in math, starting with the most elementary ideas, such as counting, and finishing with mind-bending theories of infinity--including the idea that some infinities can be bigger than others.

President Obama and Mitt Romney are both calling on the U.S. to become less dependent on foreign oil, though their plans differ. Here, workers with Bramwell Petroleum set up a derrick for a new oil well near Spivey, Kan., in March.

Candidates Tout Different Routes To 'Energy Security'

Mitt Romney has stressed ways of further increasing domestic production, while the president says better gas mileage and lowering consumption are important as well.

Why Do The Jobs Numbers Change?

In every monthly jobs report, the Bureau of Labor Statistics revises the number of jobs the economy gained or lost in the previous months. The reason — the data they get from businesses doesn't always come in on time.

U.S. authorities are investigating whether al-Qaida played a role in last month's attack on the U.S. Consulate in Benghazi. Here, a damaged vehicle sits outside the consulate one day after the attack.

Benghazi Attack Raises New Questions About Al-Qaida

As U.S. officials investigate the attack on the American Consulate in Benghazi, they are trying to determine if al-Qaida urged a Libyan group to launch the assault. If confirmed, this would point to a new al-Qaida tactic.

U.S. Unemployment Drop Sharper Than Expected

The latest jobs report from the government showed a surprisingly large decline in the unemployment rate. It fell to 7.8 percent, its lowest point in three and a half years. The decline was big enough to draw skepticism about the validity of the report.

Each strand of DNA is written in a simple language composed of four letters: A, T, C and G.

Your Verdict On Getting A Genome Test? Bring It On

The overwhelming majority of respondents to our online query said they would get their genome sequenced if they could afford it. Most also said they'd want to know everything it revealed.

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