2015年2月17日 星期二

2015-02-18 U.S. Science


The Space Reporter
   
Low mass star came mighty close to our solar system 70000 years ago   
The Space Reporter
A low mass red dwarf star passed through the outer Oort Cloud 70,000 years ago in the closest approach made by any star to our solar system, a team of researchers from the US, Europe, Chile, and South Africa discovered. Known as Scholtz's star and ...

Astronomers identify the closest known flyby of a star to our solar system   National Monitor
Recently Discovered Star Had A Close Encounter With Our Solar System   Tech Times
Star Made Close Call With Sun 70000 Years Ago And Is Now Running Away As ...   Headlines & Global News
R & D Magazine   
all 14 news articles »   


Forbes
   
Penguins Can Taste Only Salty And Sour: A Quick Guide To Animal Tasting Quirks   
Forbes
I'm the author of the new book Tasty: The Art and Science of What We Eat, which explores the science of taste, culinary history, and the future of food. There's a lot written about the food system, but a great deal less about the inner workings of taste and flavor ...

Penguins have only two types of taste genes; no wonder they gulp their food   Los Angeles Times
According to new research, Penguins can't taste the fish they eat   National Monitor
Penguins cannot taste fish, say experts   Telegraph.co.uk
Live Science   
Washington Post   
Consolidate Times   
all 112 news articles »   


CNET
   
Strange 'double blob' atop Martian atmosphere puzzles scientists   
CNET
Long fingerlike tendrils poked out from the part of the Red Planet known as the "Martian limb" and astronomers are scratching their heads over the cause. by Michael Franco · @writermfranco; 18 February 2015, 8:13 am AEDT. comments. 0. facebook. twitter.
MYSTERY of GLOWING 'PLUMES' above MARS: Boffins baffled   The Register
Mysterious Martian 'plumes' baffle scientists   Christian Science Monitor
Mysterious haze on Mars puzzles scientists   KSL.com
Science Times   
Chron.com (blog)   
NBCNews.com   
all 179 news articles »   


BBC News
   
Limpet teeth set new strength record   
BBC News
Engineers in the UK have found that limpets' teeth consist of the strongest biological material ever tested. Limpets use a tongue bristling with tiny teeth to scrape food from rocks and also to carve out scars, which they nestle in when the tide goes out. The teeth ...

Sorry, Spiders: Sea Snails Make Strongest Material on Earth   Live Science
Nature's Strongest Teeth Belong to Aquatic Snails   Discovery News
Strongest known natural material - spider silk or limpet teeth?   GlobalPost
Sky News   
New Zealand Herald   
all 28 news articles »   


Los Angeles Times
   
Dwarf planet Ceres is pocked with craters, NASA's Dawn spacecraft shows   
Los Angeles Times
NASA's Dawn spacecraft has snapped the best images to date of the dwarf planet Ceres, bringing mysterious fuzzy features spotted on the icy little world's surface into sharper focus. The latest images were snapped on Feb. 12, when Dawn was 52,000 miles ...

Mysterious Bright Spots Seen in New Photos of Dwarf Planet Ceres   NBCNews.com
17 February 2015 in News: Dawn captures sharper images of Ceres   Astronomy Now Online
NASA's Dawn Returns New Images of Ceres   Sci-News.com
National Geographic   
Washington Post   
USA TODAY   
all 26 news articles »   


UPI.com
   
Ocean Acidification Maps Track Impact of 525 Billions Tons of Carbon Dioxide   
National Monitor
Specialized satellites can help researchers track the rate of ocean acidification and map the growing impact of climate change on a global scale. Specialized satellites can help researchers track the rate of ocean acidification and map the growing impact of ...

Satellite images help build new ocean acidification maps   UPI.com
Researchers Find How Acidified Oceans Have Become with Help of NASA and ...   Science Times
Ocean Acidification, Now Watchable in Real Time   Climate Central
Live Science   
Nature World News   
all 33 news articles »   


Discovery News
   
Europe's Space Truck Burns Up During Final Reentry   
Discovery News
In the end, Europe's fifth and final space station freighter went out in more of a fiery blaze than with the "big bang" of its namesake. Play Video · Space Probe Explodes On Earth Re-Entry. The Japanese Hayabusa probe exploded on its re-entry to Earth, but a ...

Incredible time-lapse shows European Space Agency's 'Lemaitre' cargo craft ...   Full-Time Whistle
Europe's last ATV set to depart from space station   Spaceflight Now
Last European 'Space Truck' burns up over the Pacific   National Monitor
Space Daily   
Tech Times   
all 86 news articles »   


U-T San Diego
   
Meet the Chula Vista woman chosen as a finalist to go to Mars... and never come ...   
U-T San Diego
A Chula Vista woman is one of 100 finalists vying for an incredible journey to outer space that will result in a new address, namely the fourth planet from the sun, at the first permanent human settlement on Mars. photo Carmen Paul ...

Mission To Mars Finalist Is A Texas Native   CBS Local
Who wants to live (or die) on Mars?   USA TODAY
Texas' woman named a finalist for chance to take one-way trip to Mars   Chron.com
CNN   
The Register   
IBNLive   
all 532 news articles »   


SlashGear
   
Life on Earth may be much older than we thought   
SlashGear
Before this week, scientists believed that life as we know it began to appear around 2 billion years ago. In a study done over the past year, a group of scientists have discovered evidence that may extend that time period by a whole extra 1.2 billion years.
Ancient Rock Shows That Life On Earth Existed 3.2 Billion Years Ago   Daily Science Journal
Life On Earth Might Have Thrived A Billion Years Earlier Than Thought   Frontline Desk
Life on Earth may have flourished a billion years earlier than originally thought   Washington Post
ABC News   
The Monitor Daily   
UW Today   
all 65 news articles »   


CBS News
   
Comprehensive new map shows noisiest places in the U.S.   
Science Recorder
A detailed new map of sound levels across the U.S. may help identify regions where noise pollution is having a negative effect on wildlife, park officials say. One of the things urban folks notice most when they get out of the city is how quiet it is. No din of traffic, ...

Map shows loudest and quietest spots in US   CBS News
The loudest and quietest places in America — in one map   Raw Story
Want silence? Head for Great Sand Dunes National Park in southern Colorado   The Denver Channel

all 20 news articles »   

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