It began as a tool for human communication, but now, over 60 percent of the traffic on the Web is automated applications called bots talking to other bots, according to one study. And experts say about half of those bots are bad.
In a way, human evolution was like the development of the modern automobile: You can trace its numerous and various advancements back to their origins in the Model T frame, diesel engines, 1950s luxury designs, or compact hatchbacks.
Facebook's No. 2 executive apologized on Wednesday over an experiment that manipulated the news feeds of more than 600,000 users. The Wall Street Journal reports Sheryl Sandberg said the study was communicated "poorly."
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Data collected from 34 sites across North America allowed researchers to quantify the decline in frog populations for the first time. They found that between 2002 and 2011 all frog populations were down nearly four percent.
Facebook has allowed researchers both inside and outside the company to manipulate users' news feeds to hide good news or bad news to see whether it affected the emotions of those users themselves.
NASA is trying to find all the big asteroids that could potentially wipe out life on Earth, and is making good progress, but the smaller ones are virtually unknown.
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