Thursday, November 27, 2014

A Thanksgiving Greeting From Space (Video)

Even 260 miles above Earth, it's Thanksgiving day. In a message taped earlier in the week, NASA astronaut Barry "Butch" Wilmore, commander of the Expedition 42 crew aboard the International Space Station, sent a special message to everyone back on the ground.
- CBS News


DNA Can Survive Reentry From Space

Genetic blueprints attached to a rocket survived a short spaceflight and later passed on their biological instructions.
- Scientific American

Alien Life Could Thrive on 'Supercritical' CO2 Instead of Water

Alien life might flourish on an exotic kind of carbon dioxide, researchers say. This "supercritical" carbon dioxide, which has features of both liquids and gases, could be key to extraterrestrial organisms much as water is to biology on Earth.

How a Global Network of Telescopes May Give Us First Glimpse of a Black Hole (Video)

Even though black holes are vital to our understanding of the universe, no one has ever seen one-yet. To change this, a team of scientists in northern Chile, is using a network of telescopes around the globe to capture an image of a black hole for the first time to prove Einstein’s Theory of General Relativity.
- PBS Newshour


What’s Next for the Rosetta Mission and Comet Exploration

Somewhere dark and icy on a comet 320 million miles away, the history-making, comet-bouncing Philae spacecraft is sleeping. Its batteries are depleted and there isn’t enough sunlight to recharge. But while the lander finished its primary job, collecting invaluable data on the surface of comet 67P/Churyumov-Gerasimenko, the Rosetta mission is far from over. For many scientists, the excitement is just beginning.
- Wired

Is the Wormhole in 'Interstellar' Possible?

Sci-fi fans who hope humanity can one day zoom to distant corners of the universe via wormholes, theoretical tunnels through the fabric of space-time that could potentially allow rapid travel between widely separated points, as astronauts do in the recent film "Interstellar," shouldn't hold their breath.
- Discovery News

1,700-Year-Old Tombs Excavated Along the Route of China's Silk Road 

A 1,700-year-old cemetery has been excavated along the route of the Silk Road in northwest China. Seven of the ten excavated tombs were large, brick structures, one of which contained carvings of mythical creatures. 
- Archaeology 


Alternative to 'Turing Test' Proposed

A scientist in the US is offering an alternative to the celebrated 'Turing Test' to determine whether a machine or computer programme exhibits human-level intelligence. 
- Business Standard

NASA Is Building a Sustainable 'Highway' for Unprecedented Deep Space Exploration

NASA will soon take an important step into the future with the first flight test of the Orion spacecraft -- the first vehicle in history capable of taking humans to multiple destinations in deep space. 
- Huffington Post

Engineers Told to Embrace the Arts

Engineering needs to emphasise its creative side to encourage more young people to take it up as a career, says a leading member of the profession.
- BBC News