A year ago on this page, I described some of the challenges that science faces in cultivating support from the society it serves. Stepping in as the new Chief Executive Officer of the American Association for the Advancement of Science (AAAS, the publisher of Science), my editorial asked, “Why science? Why AAAS?” My thoughts about the nature and service of s […]
In science news around the world, scientists lose their fight to study 9000-year-old bones in California, a twisty stellarator begins its scientific work in earnest, a U.K. scientist gets permission to modify human embryos, more than 300 Nobel laureates sign a letter calling on Iran to free a jailed chemist, the United States pledges $1 billion to jump-start […]
What is a "morning star," and what is an "evening star"? Aren't they all planets? Can a planet sometimes be both of those things, or neither? Here's the complete guide for understanding these stargazing terms.