More Stories from the June 7, 2008 issue
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Lost and found
Former child soldiers in Africa often adjust well to community life if they receive group rehabilitation and community acceptance, studies indicate
- Space
A special place
Two proposed studies might determine whether dark energy is real or humans live in a special place in the cosmos
- Life
It’s the network, stupid
The complexity of humans may lie not in genes but in the web of interactions among the proteins they make.
- Health & Medicine
Drugs: Still bad for you
Heavy cannabis smokers have increased blood levels of a protein linked to heart disease.
- Health & Medicine
Sharing valuable real estate
Human brains rewire when people lose a sense, but a new study of people who have regained vision shows that the rewired areas retain their old abilities.
- Life
Identifying viable embryos
New genetic tests to distinguish viable from nonviable embryos may help eliminate risky multiple births from fertility procedures.
- Earth
Climate clues in ice
A kilometers-long ice core from Antarctica has been recording climate information for the past 800,000 years and has revealed a three millennia–long period when carbon dioxide levels in the air were lower than any previously measured.
- Space
A shifty moon
Astronomers have found evidence that the icy shell of Jupiter's large moon Europa has rotated nearly a quarter-turn, which supports the notion that the moon has a subterranean ocean.
- Chemistry
Phlegmatic molecules
Time-lapse snapshots of molecules show that they change shapes less often than theory predicted.
- Humans
ISEF winners announced
More than 1,500 young scientists flexed their mental muscles this week at the world's largest high-school science competition.
- Life
Reviving extinct DNA
For the first time, scientists have resurrected a piece of DNA from an extinct animal — the Tasmanian tiger. The researchers engineered mice with a piece of the long-gone marsupial's DNA that turns on a collagen gene in cartilage-producing cells.
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- Health & Medicine
Insects (the original white meat)
Dining on insects, usually more by choice than necessity, occurs in at least 100 countries — and may be better than chicken for both people and the environment.
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- Astronomy
When Worlds Collide
Parallel universes aren’t supposed to be observable, but a cosmic crash might leave a visible sign of their existence.
