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 finding extraterrestrial life. Lee Billings reports
Stars Reveal Hidden Galaxy
17.02.2015 | 1 min.
A dwarf galaxy near the Milky Way may consist of more dark matter than regular matter.* Clara Moskowitz reports
Up Your Online Dating Game with Evidence-Based Strategies
14.02.2015 | 3 min.
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 Intagliata reports
Space Science Budget Gets Small Lift
10.02.2015 | 1 min.
NASA has to deal with the unexpected financial consequences of robotic missions that just keep going. Lee Billings reports
Junk Diet Rewires Rat Brains
07.02.2015 | 2 min.
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
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