The transit of Venus across the disk of the sun is a rare astronomical event that has transfixed astronomers for centuries. June 8, 2004 marked the last...
The transit of Venus is a rare astronomical event that has been well documented throughout history. The most recent transit occurred in June of 2004, and the...
From dark matter to the transit of Venus, "The University in the Classroom" has all the astronomical bases covered for educators. This electronic educational...
AMSER is a portal of educational resources and services built specifically for use by those in Community and Technical Colleges but free for anyone to use.
AMSER is funded by the National Science Foundation as part of the National Science Digital Library, and is being created by a team of project partners led by Internet Scout.
The cells of an onion contain sulphuric compounds and other enzymes. When you cut into an onion, they mix, forming sulfenic acids, which in turn becomes a gas. It is that gas that irritates your eyes.
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