2015年2月20日 星期五

2015-02-21 South Africa Science


News Tonight Africa
   
Scholz's Star Had Closest-Ever Flyby with Our Solar System: Study   
News Tonight Africa
Scientists are presently busy studying Scholz's star, a red dwarf that passed through our solar system nearly 70,000 years ago. Findings of the research were published in The Astrophysical Journal Letters. Researchers at the University of Rochester in New ...

Binary stars made close call with outer Solar System in ancient past   Examiner.com
Runaway star grazed solar system 70000 years ago   The Indian Panorama
Close Call! 'Scholz's Star' Grazed Our Solar System 70000 Years Ago   Yahoo News UK
French Tribune   
Times of Malta   
STGIST   
all 12 news articles »   


Los Angeles Times
   
Evolution: Marine animals have grown bigger over time, study says   
Los Angeles Times
When it comes to evolution, bigger might really be better. A team of Stanford scientists analyzing the body sizes of marine mammals over nearly 550 million years have found that average body size has increased 150-fold. The findings, published in the journal ...

As animals evolve, they grow larger   Daily Mail
Evolution Made Some Sea Creatures Bigger, Say Researchers   Daily Science Journal
Evolution Favors Larger Marine Animals   Design & Trend
Nassau News Live   
Science Recorder   
all 124 news articles »   


Youth Health Magzine
   
You Can Get Sun Damage at Night   
Youth Health Magzine
It won't be long before the sun makes itself extremely visible, but don't get too eager with sunbathing just yet. According to a new study, you can still suffer from sun damage even during dark. Many people believe that sun damage caused by harmful UV rays ...

Sunlight continues to damage skin in the dark   National Monitor
Sun Could Cause Cancer For Four Hours Even In The Dark   News Every day
Skin Damage Possible Even in the Dark   Nature World News
Gizmodo Australia   
Design & Trend   
HCPLive   
all 134 news articles »   


The Space Reporter
   
NASA and ESA telescopes trace ultra-strong winds blowing from black holes   
The Space Reporter
The powerful winds are so strong that they can hinder star formation in the host galaxy. According to a NASA statement, telescopes have revealed for the first time that powerful winds emanate from black holes in all directions. These winds are so tremendous ...

Telescopes give shape to furious black hole winds   National Monitor
Ferocious Black Hole Winds Prevents New Stars Forming   Design & Trend
Black hole's blast stunts birth of stars   BBC News
Washington Post   
Fox News   
National Geographic   
all 78 news articles »   


The Independent
   
The man behind the Mars One expedition on organising 'one of the biggest ...   
The Independent
In 1997 a young Dutch student had a dream. “I saw the pictures beamed back from Mars by Nasa's Sojourner rover,” Bas Lansdorp, now 37, remembers, “and I just had the feeling that I wanted to go there myself and explore.” Now Mr Lansdorp, who is the ...

Mars One finalist shares dream about starting human colony on Red Planet   Science Recorder
Mars contestant: 'Why wouldn't you want to go?'   WTOP
100 People in the Running for One-Way Trip to Mars   Discovery News
Mail & Guardian Online   
PC Magazine   
TIME   
all 84 news articles »   


CNET
   
Hawking: Stop being so aggressive, humans, or we're finished   
CNET
Technically Incorrect: Speaking at London's Science Museum, famed physicist Stephen Hawking insists that humans must change their ways and dedicate more to space travel if we want to survive. by Chris Matyszczyk · @ChrisMatyszczyk; 21 February 2015, ...

HAWKING ALERT: Leave planet Earth, find a new home. Stupid humans   The Register
The survival of the human race depends on space travel, says Stephen Hawking   Daily Mail
Stephen Hawking: aggression 'threatens to destroy us all'   Al-Arabiya
International Business Times UK   
The Independent   
Cambridge News   
all 44 news articles »   


Mirror.co.uk
   
Curiosity's Tools May Cause Organics on Mars to Self-Destruct   
NBCNews.com
Curiosity's experiments on Martian soil may be inadvertently eliminating traces of organics, British researchers reported this week. One of the compounds the rover is on the lookout for is jarosite, a mineral associated with conditions potentially suitable for life.
Searching for signs of Mars life could destroy them   New Scientist
Curiosity rover could be destroying signs of life on Mars, researchers say   Techie News
Mineral that has implications for Mars mission identified   Zee News
(e) Science News   
all 17 news articles »   


Post-Bulletin
   
Starwatch: Planets are the current stars of the night sky   
Post-Bulletin
Even though Valentine's Day is behind us, love and war have drawn even closer to each other in the low western twilight and very early evening sky. Have you seen the great celestial show the last several weeks? The very bright Venus, named after the ...

Venus and Mars Conjunction   WMDT
Venus, Mars, moon set to dance in night sky this weekend   WTSP 10 News
Why is Venus the brightest planet?   Tucson News Now
MassLive.com   
Peterborough Examiner   
Boing Boing   
all 60 news articles »   


Science Codex
   
Evolving a bigger brain with human DNA   
Science Codex
The size of the human brain expanded dramatically during the course of evolution, imparting us with unique capabilities to use abstract language and do complex math. But how did the human brain get larger than that of our closest living relative, the ...

Small DNA changes separate chimp and human brains   Los Angeles Times
Scientists Identify DNA That Makes Human Brains Grow Bigger   Tech Times
Crucial DNA That Makes Human Brains Bigger than Chimps Discovered   News Every day
Business Standard   
Washington Post (blog)   
all 61 news articles »   


Scientists behind Rosetta comet landing hope mission inspires next generation   
The Age
The European Space Agency's senior science adviser Mark McCaughrean and head of missions operations Paolo Ferri at CSIRO Discovery Centre ahead of a presentation on the Rosetta mission. Photo: Graham Tidy. Inspiring a strong response from the ...


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