The Future Hypersonic Travel

   The SR-71 Blackbird spy plane may be back and faster than ever. Or maybe not. Ambiguous wording at an aerospace-conference presentation last week suggested that the SR-72, a successor to the infamous Cold War spy plane, might already be in production, but neither the military nor the plane's possible maker,...

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Digitized DNA

Biology is becoming increasingly digitized. Researchers like us use computers to analyze DNA, operate lab equipment and store genetic information. But new capabilities also mean new risks – and biologists remain largely unaware of the potential vulnerabilities that come with digitizing biotechnology. The emerging...

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Love at First site

We've all seen that movie moment when two strangers meet and feel an instant romantic connection — in fact, "love at first sight" has been a mainstay of literature for thousands of years, and people in real life often claim to experience a similar spark. But is that feeling actually love? Not quite, according to the...

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Find out why your brain cell dies after learning a new thing

Do You Know? When You Learn, Your Brain Swells with New Cells — Then It Kills Them Every time you learn a skill, new cells burst to life in your brain. Then, one after another, those cells die off as your brain figures out which ones it really needs. In a new opinion paper, published online Nov. 14 in the journal Trends...

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Cremated human remains

Cremated human remains were found inside this ceramic box. An inscription found nearby says that they were buried Jun. 22, 1013 and belong to the Buddha. It is not certain if the statues were buried along with the remains. Credit: Photo courtesy Chinese Cultural Relics The cremated remains of what an inscription...

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Change Windows 7 Log on Screen

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