Science News

Science newspaper is a magazine specializing in Science topics.

Articles from Vol. 133, No. 9, February 27

A Model Spot for Jupiter
A Model Spot for Jupiter Jupiter's Great Red Spot, a gigantic mass of circulating fluid in the planet's thick atmosphere, has survived for centuries despite the turbulence surrounding it. How such flow features can exist has been a longstanding scientific...
An Earlier Dawn for Modern Humans?
An earlier dawn for modern humans? Burnt flints from a cave in Israel have yielded evidence that anatomically modern humans were living in the Middle East around 92,000 years ago, about 50,000 years earlier than most previous estimates, according...
Arboreal Storage for Carbon Dioxide
Arboreal storage for carbon dioxide As carbon dioxide levels in the atmosphere continue to rise, researchers are taking a closer look at potential methods for limiting the increase in order to avoid adverse changes in global climate. "What is required,"...
Babies or Barbells: Make Your Choice
Babies or barbells: Make your choice Strenuous exercise, especially when accompanied by unusual diets or substantial weight loss, has been known to upset hormonal control of reproduction in humans. Recent research is helping to explain the nature...
Bridge-to-Transplant Given Good Marks
Bridge-to-transplant given good marks With thousands of heart transplants now being performed worldwide, medical personnel in a hospital's cardiac unit frequently find themselves buying time while searching for an appropriate donor heart for transplant....
FY '88: Who Got What for Research and Development
FY '88: Who got what for research and development? While science programs were not immune to the deficit-cutting atmosphere that permeated the long battle over the budget for fiscal year (FY) 1988, federally funded research and development (R&D)...
FY '89 Budget: Lean and Much Less Defense-Oriented
FY '89 budget: Lean and much less defense-oriented Late last week, President Reagan released his blueprint for federal spending in fiscal year (FY) 1989, which begins in October 1988. While it includes a $2.7 billion increase for research and development...
Identity Crises in AIDS Virus Studies?
Identity crises in AIDS virus studies? With so much still unknown about AIDS, each additional piece of information is welcome. But data must be gathered carefully and critically, according to recent reports illustrating the potential pitfalls of...
Simple Sugars Are Key to Complex Sex
Simple sugars are key to complex sex It is common knowledge that fertilization in higher animals results from a fusing of egg and sperm. But only recently have scientists begun to describe the molecular mechanisms that govern the binding and interaction...
Taking Corrosion's Magnetic Pulse
Taking corrosion's magnetic pulse By detecting and analyzing the tiny magnetic fields associated with electrical currents that occur during corrosion-causing chemical reactions, researchers are beginning to develop methods for monitoring corrosion...
The 10,000-Year Test: Federal Scientists Focus Their Scrutiny and More Than $1 Billion on Nevada's Yucca Mountain, the Probable Site of the Nation's First High-Level Radioactive Waste Dump
The 10,000-Year Test Nuclear. The word has made its home in our generation, as a prefix before such terms as power, weapons and even medicine. But three decades after the first fullscale nuclear power station went on line, four decades after an...
Violating a Not-So-Exclusive Exclusion Principle
Violating a not-so-exclusive exclusion principle The Pauli exclusion principle stands at the basis of the structure and stability of matter. It prevents, atoms, nuclei and larger structures, up to and including neutron stars, from collapsing on themselves....