Posts Tagged ‘University of Arizona’
33,000-year-old teeth from domesticated dog
U. ARIZONA (US) — An ancient dog skull, preserved in a cave in the Altai Mountains of Siberia for 33,000 years, presents some of the oldest known evidence of dog domestication, say researchers. Continue…
Thursday, January 26, 2012 18:06 - 0 Comments
Science & Technology - Oct 14, 2011 11:00 - 0 Comments
New proof: Black holes rip apart stars
NYU (US) — Astrophysicists have found evidence of black holes destroying stars, a long-sought phenomenon that provides a new window into general relativity. (more…)
Science & Technology - Oct 3, 2011 9:54 - 0 Comments
Mercury flooded by volcanic gush
BROWN (US) — Vast plains around Mercury’s north pole were created more than 3.5 billion years ago by lava flows that covered 6 percent of the planet’s surface—an area that would cover nearly 60 percent of the continental U.S. (more…)
Top Stories - Jun 30, 2011 10:26 - 0 Comments
Gassy Neptune’s spots track its day
U. ARIZONA (US) — A day on Neptune lasts precisely 15 hours, 57 minutes and 59 seconds—the first accurate measurement of any gas planet in the solar system in almost 350 years. (more…)
Top Stories - Jun 20, 2011 11:45 - 0 Comments
Male mice take a cue from Bieber
U. FLORIDA (US) — To get the girl, some male mice have to channel their inner Justin Bieber—wooing the ladies with amazing high-pitched vocals. (more…)
Society & Culture - Jun 3, 2011 14:41 - 3 Comments
Swearing in pain may be socially toxic
U. ARIZONA (US) — While a bit of blasphemy may take the sting out of a stubbed toe, overuse of profanity is a good way to lose friends and alienate those around you. (more…)
Top Stories - Apr 6, 2011 11:17 - 1 Comment
Why comets aren’t just ‘dirty snowballs’
U. ARIZONA (US) — Evidence of liquid water in a comet blows apart current thinking that comets never get warm enough to melt the ice that makes up the bulk of their material. (more…)
Top Stories - Mar 21, 2011 11:16 - 0 Comments
Stretch a gene to silence it
U. ARIZONA (US) — Cells may control genes by simply stretching them, a discovery that could pave the way for applications that require precise control over gene expression, such as the “lab on a chip.” (more…)
Society & Culture - Mar 18, 2011 11:38 - 8 Comments
Free will may not be so free after all
U. ARIZONA (US) — Is life guided by free will or is it predetermined by a continuous chain of events over which we have no control? (more…)
Science & Technology - Mar 18, 2011 11:33 - 2 Comments
Spring showers on Saturn’s big moon
U. ARIZONA / JOHNS HOPKINS (US) — Scientists for the first time have detected rain soaking Titan’s surface at low latitudes. (more…)
Science & Technology - Feb 14, 2011 12:02 - 3 Comments
Cracking mysteries of the Voynich code
U. ARIZONA (US) — The “world’s most mysterious manuscript” is a century older than previously thought, dating back to the early 15th century. (more…)
Health & Medicine - Jan 18, 2011 16:43 - 2 Comments
Exercise may curb eating disorders
U. FLORIDA (US) — Although it may seem counterintuitive, exercise could be used as an intervention for—or even a way to prevent—eating disorders. (more…)
Top Stories - Jan 7, 2011 12:16 - 1 Comment
Moths decode evolutionary give-and-take
U. ARIZONA (US) — Just as there is no free lunch, nearly every evolutionary trait comes with a trade-off in energetic demands. (more…)
Health & Medicine - Dec 1, 2010 9:47 - 2 Comments
Men’s hip fractures linked to thyroid
UC DAVIS (US) — Screening and treatment for thyroid dysfunction in older men could reduce the incidence of hip fractures. (more…)
Science & Technology - Nov 3, 2010 15:41 - 1 Comment
3-D hologram moves in real-time
U. ARIZONA (US) — A new type of holographic telepresence allows the projection of a 3-D moving image without the need for 3-D glasses or other auxiliary devices. (more…)
Science & Technology - Oct 22, 2010 11:20 - 0 Comments
Fly me to the icy moon
U. ARIZONA (US) — Frozen water just inches below the moon’s surface has been confirmed by an international team of scientists. (more…)
Science & Technology - Oct 15, 2010 11:42 - 1 Comment
Reduce star glare. Find hidden planets
U. ARIZONA (US) — Astronomers have obtained images of a planet on a much closer orbit around its parent star than any other extrasolar planet previously found. (more…)
Science & Technology - Sep 20, 2010 13:19 - 0 Comments
HIV’s 30,000-year-old ancestor
TULANE / ARIZONA (US) — The HIV-like virus that infects monkeys is thousands of years older than previously thought, according to a new study. (more…)
Earth & Environment - Sep 17, 2010 11:30 - 0 Comments
Glaciers act as mountains’ armor
YALE (US)— Glaciers in the southern reaches of the Patagonian Andes have acted as a kind of protective shield throughout the mountain range’s 25-million-year history. (more…)
