Toyota, BMW working on new battery technology

Toyota Motor Corp. and BMW Group are working together on next-generation batteries for green vehicles called "lithium-air" as their collaboration, first announced in late 2011, moves ahead in fuel cells, sports vehicles and ...

Ex-Nokia engineers launch new smartphone (Update)

Engineers who used to work for Nokia are hoping to grab a share of the lucrative and highly competitive smartphone market with a new handset, which is based on the former world No. 1 cellphone maker's old software and is ...

Why fruit fly sperm are giant

In the animal kingdom, sperm usually are considerably smaller than eggs, which means that males can produce far more of them. Large numbers of tiny sperm can increase the probability of successful fertilization, especially ...

Big sperm don't always win the race

When females mate with more than one male, each one's sperm has to compete to get to her eggs. Until now, researchers had thought the fastest sperm would dominate.

Shooting for the moon -- to mine it

Most people don't take it literally when they're told to shoot for the moon - but thinking small isn't Naveen Jain's way. The 52-year-old Internet entrepreneur is a co-founder of Moon Express Inc., one of several companies ...

Competition may be reason for bigger brain

For the past 2 million years, the size of the human brain has tripled, growing much faster than other mammals. Examining the reasons for human brain expansion, University of Missouri researchers studied three common hypotheses ...

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