More Stories from the September 7, 2013 issue
- Animals
Sponges boom thanks to Antarctic ice shelf bust
Previously thought to grow at a slow pace, the sea creatures exploded in number.
- Animals
Oxygen boost aided carnivore evolution in Cambrian explosion
Atmospheric change and rise of predators caused burst in complexity of life.
- Life
Tigers meet, mix in forest corridors
In India, narrow strips of wild land connect small groups of cats.
- Health & Medicine
Going out to lunch zaps mental focus
Sharing a midday meal with friends could lead later to errors at work.
- Humans
Y chromosome analysis moves Adam closer to Eve
A pair of genetic studies has pushed back age of men's most recent common ancestor.
- Neuroscience
Camping resets internal clock
After a week in the wild, people went to bed and got up earlier.
- Animals
Climate change may bring dramatic behavior shifts
Shifting temperatures and rainfall are expected to alter animal lifestyles from the poles to the tropics.
- Science & Society
HeLa genome offers clues to cells’ cancerous nature
The genetic sequence is published along with an agreement to protect the privacy of the family of the cells’ provider, Henrietta Lacks.
- Animals
Noise may disrupt a bat’s dinner
Mechanical cacophony can drown out the whispers of moving insect prey.
- Tech
Hybrid race car of transistors debuts
A new transistor combines the essential features of high speed and low energy consumption.
- Psychology
Ratio for a good life exposed as ‘nonsense’
A heralded calculation of people’s ability to flourish is a mathematical mirage, researchers say.
- Quantum Physics
Quantum teleportation approaches the computer chip
Researchers speedily transmit information from one tiny circuit to another on solid-state device.
- Microbes
Let the bedbugs bite
Harold Harlan has been feeding bedbugs, intentionally, on his own blood since 1973. He keeps pint or quart jars in his home containing at least 4,000 bugs.
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- Planetary Science
Shergottite SHER-goh-tite n.
Shergottite is the most common kind of Martian meteorite.
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- Psychology
Familiar faces
"Super recognizers" never forget a visage, an unusual ability that can be put to good use.
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- Animals
Porpoises Can Teach Man Marine Diving, Detection
Excerpt from the September 7, 1963, issue of Science News Letter
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