Alexander von Humboldt traveled to the New World with botanist Aime Bonpland at the turn of the 18th century. After his return to Europe, he
In a flood people turn first to barriers – levees, sandbags, flood walls, and the like. This works well, but failure can be catastrophic.
…a sword he made of emerald, and terrible his rivalry with all the knights of Aerie and Faerie and Thellamie. Of crystal was his
What is red, is a planet and is the focus of my orbit? pic.twitter.com/HDRWjOcPus — ISRO's Mars Orbiter (@MarsOrbiter) September 24, 2014 We have
Check out the European Space Agency’s Rosetta blog, too. Last update, November 10, 3:27 p.m. Pacific: Switching over to this week’s Ad Astra
We saw last week how floods happen. Now let’s take a look at the major methods of flood control. Barriers are the first thing