As March 2017 opens, the waxing crescent moon joins up with Venus, Mars (and Uranus) in the western sky after sunset. Mars remains a rather feeble evening object for the next few months, but March 2017 presents the grand finale of Venus, the sky’s brightest planet, as the evening “star.” Day by day, Venus sets sooner in the west after sunset. On the opposite side of the sky, Jupiter, the second-brightest planet, is rising sooner each evening.
Categories: Gr 4-6 Science & Tech, Gr 7-8 Science & Tech, Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/HlQuinP6LjI Everyone is self-conscious about having bad breath, but what about acid breath? Our science guy Steve Spangler puts on the lab coat to reveal the chemistry of your... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry, Gr. 11-12 Physics
Wherever the pleasure of Grimm’s Fairy Tales and other folk tales may lie, it’s hardly in the plausibility of the stories, but it’s fun to see how particulars of the fantasy could actually... read more
Categories: Gr 9-10 Science, Gr. 11-12 Chemistry
https://youtu.be/h0Vz_AmKCPw Did you realize that just like certain animals here on Earth, there are endangered elements too? For example, we’re constantly losing helium, a gas that defies gravity... read more
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