Evolutionary explanation for why some lessons more easily learned than others
It's easy to guess why it doesn't take long to learn to avoid certain behaviors and embrace others. But how do we know what drives these predilections? A study led by Aimee Dunlap at the University of Missouri-St. Louis, ...
Sets & the city: World Science Festival 2012, New York style (Part 2 of 2)
Light gene boosts tomato yields by a fifth
Scientists on Tuesday said they had found a gene in wild tomatoes that enables farmed tomato plants to be grown 24 hours a day under natural and artificial light, boosting yields by up to 20 percent.
Nucleoids and the structure of life
Marine biologist claims lionfish study by sixth grader was lifted from his research
Study traces evolutionary origins of migration in New World birds
Every year, millions of birds make the journey from North America to Central and South America for the winter. But the evolutionary origins of this long-distance migration have remained opaque due to the ...
How spiders spin silk
Spider silk is an impressive material; lightweight and stretchy yet stronger than steel. But the challenge that spiders face to produce this substance is even more formidable. Silk proteins, called spidroins, ...
Forensic speciation: Splicing genetic and phylogenic trees of life
Bacteria that assist fungus-farming ants may be a source of new drugs
In the Atlantic Forest of Brazil, leaf-cutter ants carry fresh foliage back to their home colony. There, the partially digested leaves nourish a "garden" of white fungus that the ants cultivate to feed their ...
Equine expert warns traveling livestock owners of vesicular stomatitis
(Medical Xpress)—A Kansas State University veterinarian is cautioning residents of Kansas and surrounding states about a highly contagious viral disease that affects horses and livestock—and can sometimes affect humans.
Alan Turing's 1950s tiger stripe theory proved
Researchers from King's College London have provided the first experimental evidence confirming a great British mathematician's theory of how biological patterns such as tiger stripes or leopard spots are ...
Speedier diagnosis of diseases such as cancer likely thanks to new DNA analysis technique
Researchers from McGill University and the Génome Québec Innovation Centre have achieved a technical breakthrough that should result in speedier diagnosis of cancer and various pre-natal conditions.