Early Tuesday, America suffered an unspeakable and unimaginable tragedy. As we begin to comprehend the events of the past hours, we can be proud that the strength of our Nation […]
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74,769 results found Sort by:The nanoelectronic road ahead: Despite challenges,silicon offers 20 more years of semiconductor progress
Increasingly smaller and faster semiconductor circuitry has fueled an information technology boom over the past four decades, producing cheaper and more powerful computing devices that have boosted virtually every aspect […]
Deep sea bacteria get new genes from marine snow
Bacteria living in isolation in the deep sea may be gaining useful new genes from a sticky mixture falling like snow through the oceans, say researchers today (Wednesday 12 September […]
NASA Inspector General Reviews of Presidential Decision Directive 63 Implementation
Inspector General Reviews of Presidential Decision Directive 63 Implementation Statement of ROBERTA L. GROSS Inspector General NATIONAL AERONAUTICS AND SPACE ADMINISTRATION Before the Senate Committee on Governmental Affairs Hearing on […]
Greater accuracy deepens understanding — Hubble’s Faint Object Spectrograph re-calibrated
The dedicated team effort to understand and correct systematic effects in observations from Hubble’s Faint Object Spectrograph has now been concluded. In future astronomers who use the observations from this […]
ESO Retraction: ADONIS Discovers Dust Disk around a Star with a Planet
Note: Text online at: http://www.eso.org/outreach/press-rel/pr-2000/phot-27-00.html In October 2000, an announcement was made about a dust disk around the star “iota Horologii”. Subsequent observations with the same instrument have failed to […]