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By Jeff Tollefson of Nature magazine Ready or not, the era of big data is coming to ecology. [More]

By Matt Kaplan of Nature magazine Homo floresiensis, dubbed the 'hobbit' of Indonesia, is once again igniting debate. [More]

By Natasha Gilbert of Nature magazine Tinkering with male mosquitoes so that they cannot produce sperm is a promising way to control the spread of the malaria-carrying insects in the wild. Researchers had been concerned that female Anopheles gambiaemosquitoes might not be fooled into mating with the spermless males, but lab tests show that they are just as attracted to sterile males as to normal ones1

After being fished to the brink of extinction, the once abundant (and delicious) cod is coming back due to smart management of the fisheries. But that doesn't mean the species will ever be the same. For 500 years, the waters off Canada's Newfoundland were among richest fishing grounds in the world

By Amy Maxmen of Nature magazine Some patients with Lyme disease still show symptoms long after their treatment has finished. [More]

By Zeeya Merali of Nature magazine A one-way system for light rays could allow optical computer chips to overtake their standard electronic counterparts. [More]

By Virginia Gewin of Nature magazine A new screening test makes use of urine, rather than blood, to identify the men most at risk of prostate cancer, and may even provide information about how aggressive a tumor is likely to be. The standard screening test for prostate cancer is a blood test for a protein called prostate specific antigen (PSA)

As compared to rural dwellers, urbanites are more stressed and more likely to develop schizophrenia.

By Melissa Gaskill of Nature magazine The 1,000 kilometers of impenetrable barrier constructed along the Mexico-United States border, with the aim of stemming illegal human immigration, is also hampering the movements of animals, including several endangered species, a recent study finds. The species most at risk are those with smaller populations and specialized habitats, says Jesse Lasky, a graduate student at the University of Texas, Austin, and an author on the study, published in Diversity and Distributions

By Daniel Cressey of Nature magazine Chaperone proteins could be the key to treating a range of diseases, including some cancers. [More]

By Eugenie Samuel Reich of Nature magazine It was one of the most dramatic sightings ever made in an aerial survey of the Arctic: a dead polar bear, bloated like a gigantic beach ball, floating in open water north of the Beaufort Sea coastline in Alaska. Researchers say that they spotted four dead polar bears during the survey, and surmised that the bears drowned in stormy waters as they searched for ever-receding sea ice

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By Richard Van Noorden of Nature magazine When chemists design new detergents, shampoos, paints, and lubricants, they don't immediately consider whether their molecules will have toxic side-effects. [More]

By Marian Turner of Nature magazine Scientists have found an antibody that inactivates all influenza A subtypes. [More]

By Eugenie Samuel Reich of Nature magazine The US Treasury has warned that if the US debt ceiling, the amount that the country may legally borrow, is not raised by 2 August, the country will not legally be able to pay all its obligations. [More]