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NASA Rover finds conditions once suited for ancient life on Mars
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Scientists identified sulfur, nitrogen, hydrogen, oxygen, phosphorus and carbon -- some of the key chemical ingredients for life -- in the powder Curiosity drilled out of a sedimentary rock near an ancient stream bed in Gale Crater on the Red Planet last month.
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2020 |
duddy |
9 years ago |
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Does it rain in the Sun?
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Physicists have figured out how colossal rainstorms are formed in the Sun's atmosphere, and it's surprisingly similar to how we get our rain. It turns out that plasma rain falls on the sun at 200 000 km/h. Each raindrop is the size of Ireland!
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4610 |
duddy |
9 years ago |
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2391 |
duddy |
9 years ago |
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The moon isn't round
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Although it may look perfectly round from Earth, the Moon isn’t a sphere. New research suggests that because of the way it was formed it’s more like a lemon, with a bulge in the middle.
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1115 |
duddy |
9 years ago |
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3108 |
duddy |
9 years ago |
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5796 |
duddy |
9 years ago |
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Shape-shifting metal
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Ever seen 'memory metal' in action? Watch this paperclip - made from an incredible shape-shifting metal called Nitinol - be bent completely out of shape and then restored instantly as it touches a simple bowl of warm water.
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5977 |
duddy |
9 years ago |
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6565 |
duddy |
9 years ago |
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Stalking the sun
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This image, released by NASA a few days ago, overlays a year's worth of photographs of the Sun, revealing the migration of active regions towards the equator.
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9310 |
duddy |
9 years ago |
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Coin shiver in dry ice!
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An American coin shivers in ice made from carbon dioxide (temperature below -78.5 degrees Celsius).
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8210 |
duddy |
9 years ago |
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5200 |
duddy |
9 years ago |
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This is a full-color image of the surface of a comet
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Desolate, frozen and black as coal - welcome to the surface of Comet 67P/Churyumov-Gerasimenko. This is one of the closest colour images ever of a comet, taken from just 29 kilometres away by the European Space Agency's Rosetta spacecraft. Rosetta will soon land on this rugged surface.
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3658 |
duddy |
9 years ago |
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5757 |
duddy |
9 years ago |
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India's full-disk image of Mars
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This is a full-disk image of Mars, showing nearly an entire hemisphere of the Red Planet. It was captured this week by India's Mars Orbiter Mission and shows a storm brewing in the north (around the 11 o'clock position).
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7355 |
duddy |
9 years ago |
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Be a kid again with Kinetic Sand!
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What do you get when you combine ultra-fine sand and the key ingredient in Silly Putty? Kinetic Sand, and this 'non-Newtonian fluid' has got some bizarre properties.
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5862 |
duddy |
9 years ago |
