Here's How Many Intelligent Alien Civilizations Might Live In Our Galaxy
BI Answers: How many planets in the universe have intelligent alien life?More important than finding life on another planet would be communicating with those life forms. Do aliens engage in practices...
View ArticleHow To Figure Out How Much Sleep You Really Need
BI Answers: How much sleep do you really need?Sleep takes up one-third of our lives, but it puzzles us so much.Many of us are tired all the time — 40% of Americans sleep less than the recommended seven...
View ArticleHere's where 'aha!' moments come from
BI ANSWERS: Where Do 'Aha!' Moments Come From?A man had been sitting, innocently enough, under the shade of a tree, when suddenly, after being hit in the head with a falling apple, he came up with the...
View ArticleSometimes I wake up in the middle of the night and can't move — here's why
BI answers: What is sleep paralysis?Every few months I have a terrifying experience in the middle of the night.I wake up but can't move, except for my eyes, which dart frantically underneath...
View ArticleStop wasting gas by 'warming up' your car when it's cold out
BI Answers: Do you need to "warm up" your car before driving in winter?If you've been around for a few decades, you may remember your parents "warming up" the car when it was cold outside, before...
View ArticleScientists are still mystified by one of runners' most common complaints: the...
BI Answers: What are "side stitches," and how can I get rid of them?To kick off the new year, I decided to take on a (for me) unusually ambitious resolution: training for a half marathon.While I enjoy...
View ArticleInsects survive the winter through a trick right out of science fiction
BI Answers: Where do insects go in the winter?In the summer, when the air is sticky and hot, insects are everywhere: circling your fruit bowl, marching across your picnic, buzzing in your ear, and...
View ArticleHere's what it actually means to die 'of old age'
BI Answers: What does it mean to die of old age?Ever ask someone how their family member passed away and hear them say they simply "died of old age"?As it turns out, that's almost never quite what's...
View ArticleThe truth about how often you should wash your hair, according to science
BI Answers: Why does my hair get greasy, and how often should I wash it?You've probably wondered how often you need to wash that (sometimes greasy, sometimes not) hair of yours.The question is a vexing...
View Article7 scientific tricks for falling asleep
BI Answers: I have a terrible time falling asleep. Is there anything I can do to sleep better?It's already hard to get enough sleep in our busy, wired, non-stop culture — 40% of people sleep less than...
View ArticleSomething strange happens in our brains when we see the man in the Moon
BI Answers: Why do we see a man in the Moon and faces in other random objects?When you look up at the moon on a clear night, what do you see?Most people see the face of a person — a man, as the story...
View ArticleThe miraculous reasons woodpeckers can slam their faces into trees all day...
BI ANSWERS: Do woodpeckers get brain damage?Right now, over 200 species of woodpeckers around the world are slamming their faces into the side of a tree without a second thought about what this kind of...
View ArticleInsects survive the winter through a trick right out of science fiction
In the summer, when the air is sticky and hot, insects are everywhere: circling your fruit bowl, marching across your picnic, buzzing in your ear, and sometimes — the worst of times — flying directly...
View ArticleHere's the best way to figure out if you have a cold, the flu, or allergies
When you wake up sick, with a scratchy throat, a stuffy nose, and a vague constellation of other miserable symptoms, it's important to figure out exactly what is ailing you.Is it just hay fever, or are...
View ArticleSometimes I wake up in the middle of the night and can't move — here's why
Every few months I have a terrifying experience in the middle of the night.I wake up but can't move, except for my eyes, which dart frantically underneath fluttering, heavy lids. I feel a heavy...
View Article7 scientific tricks for falling asleep
If you have a few days off over the holidays, there's one thing you can do to take care of yourself that will significantly change your life for the better — try to fix your sleeping schedule.Of...
View ArticleInsects survive the winter through a trick right out of science fiction
BI Answers: Where do insects go in the winter?In the summer, when the air is sticky and hot, insects are everywhere: circling your fruit bowl, marching across your picnic, buzzing in your ear, and...
View ArticleHere's what it actually means to die 'of old age'
BI Answers: What does it mean to die of old age?Ever ask someone how their family member passed away and hear them say they simply "died of old age"?As it turns out, that's almost never quite what's...
View ArticleThe truth about how often you should wash your hair, according to science
BI Answers: Why does my hair get greasy, and how often should I wash it?You've probably wondered how often you need to wash that (sometimes greasy, sometimes not) hair of yours.The question is a vexing...
View Article7 scientific tricks for falling asleep
BI Answers: I have a terrible time falling asleep. Is there anything I can do to sleep better?It's already hard to get enough sleep in our busy, wired, non-stop culture — 40% of people sleep less than...
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