Informações:
Sinopse
Leading science journalists provide a weekly one-minute commentary on the latest developments in the science of brain and behavior. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all our archived podcasts please visit: www.scientificamerican.com/podcast
Episódios
-
Up Your Online Dating Game with Evidence-Based Strategies
14/02/2015 Duração: 01minChoosing 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
-
Junk Diet Rewires Rat Brains
07/02/2015 Duração: 01minHigh-calorie and exceedingly pleasurable foods appear to change rat brain rewards circuitry, causing the rodents to continue to seek such fare. Erika Beras reports
-
High Price Tag on Meds May Boost Healing
31/01/2015 Duração: 01minParkinson’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
-
Publication Bias May Boost Findings for Bilingual Brain Benefits
30/12/2014 Duração: 01minOf 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 reports
-
Inclusion Illusion Lessens Racial Bias
20/12/2014 Duração: 01minImplicit bias against another race lessened after volunteers experienced themselves via virtual reality as a member of that race. Karen Hopkin reports
-
Blood Test Forecasts Concussion Severity
15/12/2014 Duração: 01minLevels of a protein fragment in the blood paralleled how long head injuries benched hockey players. Ingrid Wickelgren reports
-
Bouncy Gait Improves Mood
08/12/2014 Duração: 01minIf 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
-
Synchronized Walking Reduces Opponent's Perceived Size
09/11/2014 Duração: 01minSubjects 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
-
Big Parental Control May Stunt Kid Assertiveness
03/11/2014 Duração: 01minYoung 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
-
Lots or Little Sleep Linked to Sick Days
29/09/2014 Duração: 01minAbsence from work due to illness increased dramatically for those who slept less than six hours or more than nine hours per night. Christie Nicholson reports
-
Can’t Take My Eyes off You—Your Face, That Is
06/09/2014 Duração: 01minThe direction of your gaze when looking at someone offers an unconscious, automatic giveaway of whether your initial reaction is romance or sex. Christie Nicholson reports
-
Talking to Strangers Makes You Happy
30/08/2014 Duração: 01minPeople who had to strike up conversations on a subway later reported feeling happier than those who didn’t. Christie Nicholson reports.
-
People Think Experiences Bring Happiness, Still Opt for Things
24/08/2014 Duração: 01minSurvey subjects rated life experiences as making them happier and as a better use of money than buying objects. But they actually spent their cash on material goods, whose value is more easily quantifiable. Erika Beras reports
-
Childhood Stress Decreases Size of Brain Regions
16/08/2014 Duração: 01minChildren who experience neglect, abuse and/or poverty can have smaller amygdalas and hippocampuses, brain regions involved in emotion and memory, compared with kids raised in nurturing environments. Christie Nicholson reports
-
Even Monkeys Believe In Hot Streaks
12/08/2014 Duração: 01minMonkeys trained to play fixed video games made moves indicating that they expected certain patterns to occur. Erika Beras reports
-
Brain State Bread Crumbs Lead Way Back to Consciousness
28/07/2014 Duração: 01minResearchers studying anesthetized rats discovered a handful of activity patterns that may mark the path to consciousness after anesthesia. Karen Hopkin reports
-
Body's Pain Perception Mapped for First Time
23/06/2014 Duração: 01minOur ability to pinpoint pain varies across the body, and in a specific pattern. Christie Nicholson reports
-
Vision Involves a Bit of Hearing, Too
02/06/2014 Duração: 01minResearchers could tell what sounds blindfolded volunters were hearing by analyzing activity in their visual cortexes. Christie Nicholson reports
-
Parents Who Support Corporal Punishment Do It a Lot
21/05/2014 Duração: 01minThirty-three families allowed themselves to be recorded for up to six nights. Parents who said they supported corporal punishment did it often and with little provocation. Christie Nicholson reports
-
Extroversion Extends Benefits across Cultures
14/05/2014 Duração: 01minIn a study covering five different countries, subjects reported feeling best on the days when they practiced what are considered extroverted actions. Christie Nicholson reports