Uncategorized
- Animals
More junk makes for better dads
A new analysis links dutiful fatherhood in prairie voles to a stretch of DNA once dismissed as meaningless.
- Astronomy
Rumblings from a dead star
The burned-out cinder left behind when a massive Milky Way star exploded recently underwent its own outburst.
- Tech
A nanoprinter for cheaper diagnostics
Using strands of DNA as movable type, scientists have created a miniaturized printing technique for mass-producing medical diagnostic chips.
- Health & Medicine
Stem cell shift may lead to infections, leukemia
Aging of blood-producing stem cells could be responsible for the relatively high incidence of infections and myeloid leukemia in the elderly.
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I have experienced sleep paralysis in almost all of its forms, from terrors to vibrations and auditory hallucinations to out-of-body experiences. Most often it is completely terrifying, but I did have one episode that was elating. Sweet dreams. Kathleen MilroyOntario, Canada The manifestations reported by sufferers of sleep paralysis are eerily similar to the visitation […]
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Night of the Crusher
Sleep paralysis, a kind of waking nightmare experienced by people in all cultures, sometimes plays a key role in post-traumatic stress disorder and panic attacks and contributes to widespread beliefs in various spirits and supernatural beings.
- Earth
Volcanic Hot Spots
Many geophysical studies, including analyses of deep-traveling seismic waves and computer simulations of flowing molten rock deep beneath Earth's crust, are providing evidence that mantle plumes actually exist.
- Humans
From the June 29, 1935, issue
Science and engineering in a photo-mural, organs grown outside the body, and inexpensive air conditioning.
- Humans
Evolution at the Academies
The National Academies have unveiled a new resource for the public on evolution. The Web site provides access to books, position statements, and additional material on evolution education and research. Go to: http://nationalacademies.org/evolution/
- Animals
He Clones, She Clones: Dad, mom ants as different species
In the little fire ant, males and queens clone themselves, the closest science has gotten to declaring males and females as separate species.
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Mother Knows Worst: Abusive parenting spans generations in monkeys
Many female rhesus monkeys who were abused as infants by their mothers do the same to their own infants, raising the prospect of using these animals as a model for human child abuse.
- Planetary Science
Pebbles from Heaven: Tracking planets in the making
Recording radio waves from the region around a young star, astronomers have for the first time documented the making pebbles, a key step in the rocky road to planethood.
