Fishing for Personalities
Theoretical biologists demonstrate how an aggressive personality might make evolutionary sense
News8592 articles archived since 1845
The New Math: Kids Can Add and Subtract without Arithmetic
Knowing how to count lets kindergartners do arithmetic before they learn its rules
A Genetic Basis for Language Tones?
Scottish scientists uncover a striking link between genes for brain size and tonality in spoken language
Researchers Tap Cellular Communication Between Species
European scientists create a synthetic ecosystem based on communication between cells of different organisms—and potentially a way to safely manufacture cell-killing medicines
A.D. 100 Billion: Big Bang Goes Bye-Bye
Cosmic expansion may leave astronomers of the far future with no hint of the big bang that started it all
Combating Climate Change: Farming Out Global Warming Solutions
Changes to agricultural practice and forestry management could cut greenhouse gas emissions, buying time to develop alternative technologies
Brighter Prospects for Cheap Lasers in Rainbow Colors
Red bar-code and DVD lasers may get multicolored company thanks to new ultramicroscopic crystals
Marijuana-Like Chemicals Guide Fetal Brain Cells
Molecules may help young brain cells forge the right connections—but only at the right time and place
Parlez Vous English, Baby?
Infants can recognize different languages simply by observing a speaker's gestures
Genetically Modified Crops Survive Weed-Whacking Herbicide
Crops genetically altered to resist herbicides have become so prevalent that resistant weeds are beginning to appear, necessitating new forms of genetic modification
New Neurons in Old Brains Exhibit Babylike Plasticity
Study finds a window of adaptability in newly formed brain cells; may lead to stem cell therapies for neurodegenerative disorders
How Fins Became Fingers
Fins of living fossil fish governed by same genetic program as human limbs
Oxygen Meant to Resuscitate May Damage Brain
Imaging study finds that pure oxygen feeds routinely administered to revive stroke victims and others may do more harm than good
Do Fungi Feast on Radiation?
Apparently, but only if they contain melanin, the chemical that serves as skin pigment in humans
Hot Potato: Global Warming Threatens Spuds and Peanuts
Wild cousins have provided the genes to boost nutrition in domesticated potatoes and other crops, but they face trouble as the climate changes
Viagra May Give a Boost to the Jet-Lagged
The drug approved to remedy erectile dysfunction shows promise in warding off time-change fatigue in hamsters
Climate Changing Pollution Rising—Again
Despite worldwide concern, carbon dioxide emissions have tripled in the past few years, according to a new study
DNA Computer Works in Human Cells
Simple biological computer may someday perform complex diagnoses of cancer and other diseases from inside individual cells
Cognitive Ability Mostly Developed Before Adolescence, NIH Study Says
NIH announces preliminary findings from an effort to create a database that charts healthy brain growth and behavior
Combating Climate Change: Building Better, Wasting Less
Drafty buildings, inefficient appliances and mountains of waste will all need to be transformed to control global warming
