6,698 results
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Mutated gene doubles fruit fly’s life span
The product of the Indy gene resembles transport proteins in mammals that enable intestinal and kidney cells to take in metabolites to produce energy.
- Earth
New accord targets long-lived pollutants
Negotiators drafted an agreement to ban or phase out some of the world's most persistent and toxic pollutants.
- Anthropology
Evolution’s Buggy Ride: Lice leap boldly into human-origins fray
A controversial genetic analysis of lice raises the possibility that some type of physical contact occurred between ancient humans and Homo erectus, probably in eastern Asia between 50,000 and 25,000 years ago.
- Animals
New Green Eyes: First butterfly that’s genetically modified
Scientists have genetically engineered a butterfly for the first time, putting a jellyfish protein into a tropical African species so that its eyes fluoresce green.
- Animals
Pirates of the Amphibian: Males fertilize eggs of another guy’s gal
For the first time among amphibians, scientists have found frogs that sneak their sperm onto egg clutches left by another mating pair.
- Paleontology
Fossil confirms that early arthropods molted
A 505-million-year-old fossil provides hard proof of that ancient arthropods shed their exoskeletons during growth, just as their modern relatives do.
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Two egg cells make fatherless mouse
By fusing two egg cells, researchers have created a mouse with no father.
- Computing
Calculating Swarms
Ant teamwork suggests models for computing faster and organizing better.
- Animals
Thoroughly Modern Migrants
Butterflies and moths are causing scientists to devise a broader definition of migration and this has raised some old questions in new ways.
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19283
Your article was such a wonderful example of reporter bias that I had to share it with my children. Growing genetically modified, herbicide-resistant beets and canola “lowers the abundance of other plant species and certain insect groups that typically grow along with these crops.” But genetically modified, herbicide-resistant cornfields “have more weeds and insects than […]
- Humans
From the August 11, 1934, issue
Ruins of magnificent Assyrian palace uncovered, termites need fungus to thrive, and Homo sapiens thought to be 10 million years old.
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Bean weevils get a kick out of mates
Breeding in stored grain throughout the tropics, bean weevils represent an unusually clear example of the evolutionary male-female arms race.
