Uncategorized
- Physics
Particle physicists chasing ghosts
Wispy neutrinos could one day explain why matter dominates the universe.
- Humans
Big fish return to Mexican marine park
Most effects of overharvesting reversed within a decade.
- Psychology
Moms talk, daughters’ hormones listen
A familiar voice, but not instant messaging, may trigger a kind of hormonal reassurance in girls.
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Science Past from the issue of August 26, 1961
EARTH ONCE GLOWED — The earth’s surface in its early years of life may have glowed like a beautiful rainbow, shimmering with the colorful array of light emitted by primitive organisms. Light emission may have occurred soon after life appeared on earth, when the atmosphere lacked oxygen…. As small amounts of oxygen appeared in the […]
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Science Future for August 27, 2011
September 6 In New York City, author Joshua Foer discusses the history and science of competitive memorization. See www.nyas.org September 15 Deadline to submit photos illustrating “chemistry in our microbes” to the Colors of Chemistry calendar contest. For info go to colorsofchemistry.org
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SN Online
SCIENCE & THE PUBLIC BLOG Smoke-exposed kids are more likely to have neuro-behavioral disorders. See “Young minds at risk from secondhand smoke.” BODY & BRAIN At-risk newborns may avoid death and disability by cooling off. See “News in Brief: Body & Brain.” Active neurons trigger changes that speed up signaling. Read “How exercise benefits nerve […]
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When Birds Go to Town
Urban settings offer enterprising critters new opportunities — if they can cope with the challenges
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The Color of Controversy
Link between food dyes, childhood hyperactivity gets renewed attention.
- Tech
Sparing the rare earths
Potential shortages of useful metals inspire scientists to seek alternatives for magnet technologies
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BOOK REVIEW: The Man of Numbers: Fibonacci’s Arithmetic Revolution by Keith Devlin
Review by Devin Powell.
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The Bleeding Disease: Hemophilia and the Unintended Consequences of Medical Progress by Stephen Pemberton
A historian shows how advances in treatment made hemophilia manageable — yet led to many deaths from HIV-tainted plasma. Johns Hopkins Univ. Press, 2011, 377 p., $50
