6,166 results
- Tech
Sensor measures mass of one DNA molecule
A new biosensor that can detect the mass of a single DNA molecule could lead to faster and more accurate screening for HIV infection, cancer, and other diseases.
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Sound Off
By using bits of RNA to eliminate the effects of selected genes, scientists are developing new ways to study gene function and treat diseases.
- Humans
Books for Late Summer
The writers of Science News present wide-ranging recommendations of books for readers to pack for their late-summer vacations.
- Tech
Tapping Tiny Pores: Nanovalves control chemical releases
After creating arrays of nanovalves, each made from a single molecule, chemists used them to generate minuscule chemical discharges.
- Chemistry
Connection blocker may stop viruses
Using compounds that disrupt the interface of two viral proteins might present a novel strategy for combating viruses, a study of herpes suggests.
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Single gene turns flu deadly
Variations in a single gene may have dramatically increased the virulence of 1918 Spanish flu.
- Health & Medicine
Human antibody halts SARS in hamsters
Human-derived antibodies can not only prevent infections when given in advance of SARS exposure but also mitigate the symptoms of an infection already in progress.
- Humans
Science News of the Year 2005
A review of important scientific achievements reported in Science News during the year 2005.
- Humans
Letters from the March 26, 2005, issue of Science News
Sleeper issue “Goodnight moon, hello Mom and Dad” (SN: 1/22/05, p. 61) attributes behaviors of earlier bedtime, longer sleeping, and earlier weaning to “greater personal independence” in children who sleep alone. It is equally possible that these behaviors are due to something else. Research predicting which children and families will benefit from co-sleeping or alone […]
- Health & Medicine
One in a Million
A 15-year-old girl in Wisconsin has survived a rabies infection without receiving the rabies vaccine, a first in medical history.
- Humans
Evolution in Action
Debates on the conflict between evolution and intelligent design are taking place not only in the courts but also in state legislatures and even among members of local school boards, where topics include curricula, textbooks, and the definition of science itself.
- Health & Medicine
A vaccine for cervical cancer
A vaccine against human papillomavirus, which causes cervical cancer, has proved 94 percent effective in preventing the virus from infecting women.
