New evidence points to the evolution of the ability for bacteria to grab nitrogen from the atmosphere some 3.2 billion years ago, about 1.2 billion years earlier than thought—with implications for fin...
Choosing a user name starting with a letter appearing earlier in the alphabet is just one scientifically vetted way to increase the odds of turning an online encounter into a first date. Christopher I...
High-calorie and exceedingly pleasurable foods appear to change rat brain rewards circuitry, causing the rodents to continue to seek such fare. Erika Beras reports
The oldest group of terrestrial worlds now known formed some 11.2 billion years ago, more than six billion years before our sun and planets. Clara Moskowitz reports
Parkinson’s patients derived more benefits from a salt solution they were told was an expensive drug than from the same solution when it was described as being cheap medication. Karen Hopkin reports
Of studies presented at conferences, those that found a cognitive benefit to bilingualism were almost twice as likely to get published in journals as were studies finding no benefit. Karen Hopkin repo...
John Grunsfeld, the former astronaut who now heads NASA’s Science Mission Directorate, thinks that traveling light could get people to Mars by the 2040s
If you're in an up mood, you may walk more energetically. But a study finds that purposefully walking more energetically may improve your mood. Christie Nicholson reports
Over the summer researchers identified seven specks of dust returned to Earth by the Stardust spacecraft. But determining their true origin has been difficult. Clara Moskowitz reports
Subjects who kept pace with a walking colleague estimated a potential enemy to be smaller and lighter than did other walkers who were not marching. Karen Hopkin reports
Young adults who’d had highly controlling parents were less able to stress their own viewpoints to a friend or partner in confident and productive ways. Daisy Yuhas reports
