(PhysOrg.com) -- DNA mutation rates are the deciding factor in the battle of the birds, which sees songbird species disproportionately outnumbering other bird orders, according to research from The Australian National University.
Plants & Animals
Nov 12, 2010
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Computational biologists at the University of Pennsylvania say that species are still accumulating on Earth but at a slower rate than in the past.
Evolution
Sep 29, 2010
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What, in nature, drives the incredible diversity of flowers? This question has sparked debate since Darwin described flower diversification as an 'abominable mystery.' The answer has become a lot clearer, according to scientists ...
Evolution
Sep 16, 2010
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(PhysOrg.com) -- Is stamp collecting only of interest to passionate hobbyists? Far from it. Stamps can be a valuable addition to an investment portfolio, generating average long-term yields of up to 7 percent per year.
Economics & Business
Jul 14, 2010
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In the aftermath of the global financial crisis, financial literacy is still low among young adults. According to a new study published in the Journal of Consumer Affairs, only twenty-seven percent of people aged 23-28 can ...
Social Sciences
Jun 2, 2010
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(PhysOrg.com) -- When it comes to investing money in the stock market, actively rebalancing your portfolio is so critical that it can help turn individual investment losers into winners, according to University of Colorado ...
Economics & Business
May 21, 2010
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As pension funds have grown and become increasingly complex many have turned to using multiple, often pricier specialist managers to steer their investment decisions.
Economics & Business
Dec 15, 2009
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A new University of Florida study based on DNA analysis from living flowering plants shows that the ancestors of most modern trees diversified extremely rapidly 90 million years ago, ultimately leading to the formation of ...
Archaeology
Feb 9, 2009
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Sea otters living along the central California coast risk higher exposure to disease-causing parasites as a consequence of the food they eat and where they feed.
Jan 19, 2009
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