[Science] NASA tests vintage Apollo 11 rocket engine for ideas for new US missions

NASA tests vintage Apollo 11 rocket engine for ideas for new US missions
http://video.msnbc.msn.com/nightly-news/50580678/
HUNTSVILLE, Ala. - Like vinyl records and skinny ties, good things eventually come back around. At NASA, that means looking to the Apollo program for ideas on how to develop the next generation of rockets for future missions to the moon and beyond.

Pulsar shows puzzling behavior
http://www.tgdaily.com/space-brief/69016-pulsar-shows-puzzling-behavior
Astronomers are baffled by the discovery of a pulsar - a tiny spinning stars, heavier than the sun and smaller than a city - that emits different types of radiation at different times.

NASA joins ESA dark stuff hunt
http://www.thehindubusinessline.com/news/science/nasa-joins-probe-to-solve-dark-energy-puzzle/article4344312.ece
NASA has signed on for a European Space Agency project to send a telescope to the L2 earth-sun Lagrange point in 2020, to investigate dark matter and dark energy.

Eosinopteryx feathered dinosaur offers clues on bird evolution
http://www.bbc.co.uk/news/uk-england-hampshire-21181611
A newly-discovered feathered dinosaur pre-dates those birds were thought to have evolved from, a Southampton palaeontologist claims.

Greenland ice SIMPLY WOULD NOT MELT in baking +8°C era 120k years ago
http://dotearth.blogs.nytimes.com/2013/01/24/eyes-turn-to-antarctica-as-study-shows-greenlands-ice-has-endured-warmer-climates/
Scientists analysing ancient ice samples say that the Greenland ice sheet withstood temperatures much higher than today's for many thousands of years during a period of global warming more than 120,000 years ago, losing just a quarter of its mass.

How to stalk a shark
http://outerbanksvoice.com/2013/01/24/wheres-mary-lee/
Ever wondered about the secret life of sharks? Where they go when they're not roaming the False Bay coastline? Who their friends are?