Dangerous sex: new signs of risk taking prompt rethinking about AIDS prevention
Article Abstract:
A resurgence of unsafe sexually activity, concentrated mainly in younger people, is forcing AIDS experts to reassess their prevention strategies. Some speculate that heterosexuals feel invulnerable to the disease, and no longer pay attention to safe sex advertisements.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1995
User Contributions:
Comment about this article or add new information about this topic:
Mirror, mirror: a whiff of supersymmetry at Fermilab
Article Abstract:
The Tevatron collider at the Fermi National Accelerator Laboratory produced evidence that quarks have structure, a finding that violates accepted theory. Evidence suggests that the particle collisions at the laboratory produced supersymmetric particles.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1996
User Contributions:
Comment about this article or add new information about this topic:
Theoretical resistance: what makes some ceramics superconductors?
Article Abstract:
No one has yet been able to determine what enables pottery-like materials to conduct electricity without resistance. Several superconductivity theories are discussed.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1992
User Contributions:
Comment about this article or add new information about this topic:
- Abstracts: Analysis of forming limits using the Hill 1993 yield criterion. A unified bifurcation analysis of sheet metal forming limits
- Abstracts: Lost at sea. The science of making money. Wavelet data compression
- Abstracts: Source functions for pools of solvent. Modeling contaminant plumes from fingers and pools of solvent. Clean quartz
- Abstracts: Manufacturers lead new reference materials program. A blueprint for water quality
- Abstracts: Winged victory: bat mums outsmart the weather and the law of gravity. Mobile homes