NASA: One Small Step... Backwards
By: Mj Ferruzza
As an avid NASA TV fan, I was shocked to hear the sour grapes emanating from the Russian Space Agency.If you haven't been following any of this (which you probably haven't), NASA is mothballing the Space Shuttle program. No more shuttle flights. So until...
Do time machines really exist?
By: Jishi Santos
As a teacher I had the class make a time machine after they had suggested the idea. Oh what fun they must have thought and so did I. So we had a class discussions to how we would actually do this and convey the...
By: Patrick Boniface
Space travel - it is a dream we all aspire to. Who wouldn't want to walk on the surface of another planet and see the double sunrise of a distant world? Okay, so maybe these distant worlds are still very much a fantasy lived out...
How Pluto got its name
By: John Welford
In a sense, the planet Pluto had a short life, being discovered in 1930 but "demoted" to the status of "dwarf planet" in 2006. That life was exceeded at both ends by that of Venetia Phair (ne Burney) who had a special claim to fame...
By: Cody Hodge
In 2004, George W. Bush announced that humanity was going to Mars. NASA has stated that the goal is to put a man on Mars by 2037, after first completing some Moon missions by 2020. There are many hurdles to overcome if we are to...
By: Janet Grischy
Tycho Brahe, noted astronomer and alchemist, made his contribution to science in a time of conflict. During his life, there were two competing versions of how the solar system and the universe organized. In one model, the heliocentric, the sun was the center of...
By: John Welford
The constellation of Orion is one of the most familiar in the night sky, and it is unusual in being visible from both the northern and southern hemispheres, depending on the time of year. Its most notable feature is the chain of three stars of...
By: Alison Bowler
Sodium Symbol: Na Atomic Number: 11 Atomic Mass: 22.98977 amu (atomic mass units) Melting Point: 97.72 C (370.87 K, 207.9 F) Boiling Point: 883 C (1156 K, 1621 F) Number of Protons: 11 Number of Electrons: 11 Number of Neutrons: 12...
By: Alison Bowler
Neodymium Symbol: Nd Atomic Number: 60 Atomic Mass: 144.24 amu (atomic mass units) Melting Point: 1010.0 C (1283.15 K, 1850.0 F) Boiling Point: 3127.0 C (3400.15 K, 5660.6 F) Number of Protons: 60 Number of Electrons: 60 Number...
By: Alison Bowler
Arsenic Symbol: As Atomic Number: 33 Atomic Mass: 74.9216 amu (atomic mass units) Melting Point @ 28 times standard pressure: 817.0 C (1090.15 K, 1502.6 F) Sublimation Point: 613.0 C (886.15 K, 1135.4 F) Number of Protons: 33...

 

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