Uncategorized
- Health & Medicine
Clot buster attached to red blood cells avoids complications
Attaching a clot-busting drug to red blood cells limits the drug's side effects, a study in animals shows.
- Chemistry
Chemical rings act as a minirotor
Interlocked molecular rings form new minirotors, including some in which scientists can control the rotational direction.
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Naps with stages spark learning
Napping shows potential as a way to stimulate learning.
- Humans
From the August 5, 1933, issue
A MILLION YEARS OF MAN A million years of the past history of man, as he climbed upward through the stone age, are recreated in exhibits and life-sized models and dioramas just placed on view by the Field Museum in Chicago. The exhibits represent the results of years of research, of several museum expeditions, and […]
- Humans
Engineer Girl
Presented by the National Academy of Engineering, this attractive Web site aims to encourage girls to consider engineering as a career. Site material provides a picture of what engineering is and why it is important. It includes profiles of women engineers in various roles and other career information. Go to: http://www.engineergirl.org/nae/cwe/egmain.nsf/?Opendatabase
- Physics
Gluing building blocks with geometry
Using blocks with simple shapes, researchers have found ways to construct strong panels with no fasteners securing most of the blocks.
- Materials Science
Layered Approach
A decade-old method for creating thin coatings is poised to move from the lab to countless low- and high-tech products.
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19037
The new technology sounds great, but I am concerned about the food wrap described, given that my husband, among others, is acutely allergic to shellfish. If Yasa-sheet is, indeed, made from a crab-shell derivative, won’t it cause an allergic reaction? Lee DaneRidge Spring, S.C.
- Plants
Emergency Gardening
High-tech tissue culture is helping some ultrarare plants finally have sprouts of their own.
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18895
As a plodder without the turbo gene I can appreciate those fortunate enough to have it. I would direct the researchers to two other groups of track and field participants: discus throwers and shot putters. I was a thrower in the 1960s, and through the 1970s and 1980s, I was a meet official for these […]
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Turbo Gene: Getting a speed boost from DNA
A gene known as ACTN3 may influence whether athletes are better suited to sprinting or to endurance running.
- Health & Medicine
Transplant Hope: New thymus tissue jump-starts immune system in babies
A thymus tissue transplant enables babies born with DiGeorge syndrome to develop functional immune systems.
