A new review of ocean data suggests that more than 99.999 percent of the global deep seafloor has never been seen by humans. But what does that really mean?

Representative sampling and random sampling are two techniques to help ensure that data is accurate and unbiased. These sampling techniques are not mutually exclusive. In fact, they are often used ...

So what do studies show are the best techniques? I first heard about lucid ... often prompted by conversions or media about lucid dreaming (in particular after watching the film Waking Life ...

Ten different learning techniques were reviewed Dunlosky his team. Their review was published in the January 2013 issue of Psychological Science in the Public Interest. "Schools and parents spend ...