A look at research into the paternal bond and how evolution and modern society combine to shape the experience of fatherhood [More]
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Feed SubscriptionU.S. Nuclear Regulations Inadequate to Cope with Incident Like Fukushima
The head of the Nuclear Regulatory Commission's Fukushima inquiry task force said yesterday his panel is concerned that the severe threats that Japan's massive earthquake and tsunami posed to the Fukushima Daiichi nuclear complex reveal gaps in the voluntary guidelines that protect U.S. plants against incidents deemed unlikely
Read More »Farming Rats and Bees Could Solve Bushmeat Crisis in Africa, Experts Say
The ri sing and often illegal trade in bushmeat --wild-caught animals, often threatened species such as primates, birds and elephants--threatens African biodiversity and could drive numerous species into extinction. Finding replacements for that trade could solve the need for both income and subsistence in many African communities. The answer, according to experts speaking at a meeting held in Nairobi this week, could include promoting beekeeping and farming jumbo-size African rodents known as cane rats (two species of the genus Thryonomys ) for food
Read More »Arsenic bacteria have changed science…science education that is
"Science is messy. And the bigger the claims, the more intense the criticism." This is how Brian Vashtag opened his Washington Post article chronicling the publication of NASA's arsenic bacteria paper along seven critical comments and a follow-up response. It describes the situation - and science - well, but it's not the story that those outside of science usually hear.
Read More »From the shadows to the spotlight to the dustbin – the rise and fall of GFAJ-1
Six months ago a paper appeared on the Science Express pre-publication site of the prestigious journal Science . It came from a group of NASA-funded researchers, accompanied by the full NASA publicity hoopla, but it was harshly criticized by other researchers, with almost all agreeing that it was so seriously flawed that it should never have been published
Read More »A Quick Fix to the Food Crisis
When food prices rose steeply in 2007 and climaxed in the winter of 2008, politicians and the press decried the impact on the billion or so people who were already going hungry. Excellent growing weather and good harvests provided temporary relief, but prices have once again soared to record heights
Read More »Richer Households More Likely to Contribute to Deforestation
By Natasha Gilbert of Nature magazine Forests are vital to the livelihoods of millions of people in developing countries, providing on average more than one-fifth of their annual income, according to data presented today at a meeting in London.
Read More »Voyager 1 Reaches Surprisingly Calm Boundary of Interstellar Space
By Geoff Brumfiel of Nature magazine Seventeen and a half billion kilometers from Earth, mankind's most distant probe seems to be on the edge of interstellar space. The Voyager 1 spacecraft is at the limit of the 'heliosheath', where particles streaming from the Sun clash with the gases of the galaxy. [More]
Read More »Thank you, Scientific Research Diving at USC Dornsife
Today is the end of a series of dispatches we posted on our Expeditions blog - The 'Problems Without Passports' program at USC takes two experienced instructors and a number of students to do underwater research on the islands of Guam and Palau. I have immensely enjoyed working with the group and reading their posts and I hope you did, too. The posts, about half written by the instructors and half by students, covered a range of angles - from geography to politics, from history to policy, from ecology to conservation, as well as both educational and personal experiences from the trip.
Read More »Stricter Regulation of Formaldehyde Remains Uncertain Despite Carcinogen Ruling
Late last week, the Department of Health and Human Services classified formaldehyde as "a known carcinogen," adding its verdict to two similar reports released by key agencies since 2009. But despite the growing scientific consensus about how formaldehyde can affect human health, it remains to be seen if the studies will lead to tighter U.S. formaldehyde regulations.
Read More »How Physics Limits Brain Power
Just as shrinking transistors makes computers more powerful, brains with smaller components could in principle pack in more power and become faster. Human neurons, however--and in particular, their long “tails,” called axons--may already be at (or close to) their physical limit.
Read More »Another Oliver Twist: British Library Builds 60,000 Book iPad App
An ambitious new project by the British Library will place a huge number of 19th-century books--including original illustrations, page layouts, and design--on Apple's tablet for leisure reading.
Read More »Problems Without Passports: Scientific Research Diving at USC Dornsife–Experiential Learning and Communicating
Once, while lecturing 150 freshmen about the value of the natural world in which we live I paused and asked, "How many of you can tell me the current phase of the moon?” None could. [More]
Read More »Scent of a Human: The Battle against Mosquitoes (preview)
Mosquitoes have remarkably refined powers of smell.
Read More »The Nose Knows: How Malaria Mosquitoes Sniff Out Human Targets [Slide Show]
Scientists have never fully understood how mosquitoes distinguish the smell of human breath and sweat from other odors in nature. To learn more, molecular biologist John Carlson at Yale University and colleagues relied on a mutant strain of fruit fly. Each of a series of mosquito genes that code for smell receptors was transplanted, individually, into the fruit flies, which have an "empty" smell-detecting neuron lacking smell receptors
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