Archive: 02/22/2007
Hubble Telescope Celebrates SN 1987A's 20th Anniversary
Twenty years ago, astronomers witnessed one of the brightest stellar explosions in more than 400 years. The titanic supernova, called SN 1987A, blazed with the power of 100 million suns for several months following ...
Feb 22, 2007 |
4.9 / 5 (7) |
0
Students thrilled by Glenn's tale of orbit
Nearly 300 students were spellbound at an Ohio theater when astronaut and former U.S. Sen. John Glenn, D-Ohio, described his 1962 space flight.
Space & Earth / Space Exploration
Feb 22, 2007 |
4.3 / 5 (3) |
0
Atlantic to Pacific feedback discovered
French scientists say an exchange of water vapor from the Atlantic to the Pacific might be an important feedback mechanism for abrupt climatic changes.
Space & Earth / Earth Sciences
Feb 22, 2007 |
4.3 / 5 (18) |
0
Opening and closing the genome
At any given time, most of the roughly 30,000 genes that constitute the human genome are inactive, or repressed, closed to the cellular machinery that transcribes genes into the proteins of the body. In an average cell, only ...
Biology /
Feb 22, 2007 |
4 / 5 (3) |
0
What is wrong with intelligent design?
In a thought-provoking paper from the March issue of The Quarterly Review of Biology, Elliott Sober (University of Wisconsin) clearly discusses the problems with two standard criticisms of intelligent design: that it is ...
Biology /
Feb 22, 2007 |
3.7 / 5 (39) |
0
Poll: Bush not trusted on healthcare
A new poll suggests that U.S. citizens do not trust U.S. President George Bush to reform the nation's healthcare system while 50 percent trust the Democrats.
Feb 22, 2007 |
5 / 5 (4) |
0
New use for waste cooking oil is found
U.S. scientists say waste cooking oil from restaurant deep fryers -- known as "yellow grease" -- could be transformed into therapeutic cosmetics.
Feb 22, 2007 |
3.5 / 5 (10) |
0
Expert: Wikipedia won't go away, so learn how to use it
The popularity of Wikipedia makes it important that users learn to use the online collaborative encyclopedia as a starting point for their research rather than as the final word, says a Purdue University communications ...
Feb 22, 2007 |
4.3 / 5 (26) |
0
Researchers Find Genes Involved in Nicotine Resistance in Fruit Flies
North Carolina State University researchers have gleaned insight into the genes involved in resistance to nicotine in the lab rat of many gene studies – Drosophila melanogaster, the fruit fly.
Feb 22, 2007 |
not rated yet |
0
Colorado River Basin vulnerable to drought
A National Research Council study of the Colorado River Basin found that the area could suffer severe droughts as the climate warms and population grows.
Feb 22, 2007 |
3 / 5 (2) |
0
Shuttle crew excited and ready to go
The crew of U.S. space shuttle Atlantis met with reporters Thursday during the first day of their "dry countdown" leading to their March 15 launch.
Space & Earth / Space Exploration
Feb 22, 2007 |
not rated yet |
0
Spacesuit problem mars ISS spacewalk
Two International Space Station crewmembers successfully completed a 6-hour, 18-minute spacewalk Thursday despite a reported spacesuit malfunction.
Space & Earth / Space Exploration
Feb 22, 2007 |
3 / 5 (1) |
0
Fermi nuke plant used wrong test for years
The U.S.-based Union of Concerned Scientists says the Fermi Nuclear Power Plant near Detroit used the wrong backup systems safety test for 20 years.
Feb 22, 2007 |
3.6 / 5 (11) |
0
Hospitals propose mandatory insurance
The Federation of American Hospitals in Washington has suggested that all U.S. citizens be required to have basic health insurance.
Feb 22, 2007 |
not rated yet |
0
U.S. upgrades processing plant inspections
The U.S. Department of Agriculture announced a timetable Wednesday for introducing more robust, risk-based inspections at food processing plants.
Feb 22, 2007 |
not rated yet |
0
