Published on Dec 18, 2012
Amazing! Place liquid nitrogen in a vacuum chamber and observe frozen nitrogen “ice.”
This video is part of the Flinn Scientific Best Practices for Teaching Chemistry Video Series, a collection of over 125 hours of free professional development training for chemistry teachers –http://elearning.flinnsci.com
ATTENTION: This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.
This is a fascinating look at how squirrels find their buried caches of food.
Published on Feb 25, 2016
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You’d have to be nuts not to love this video!
↓ More info and sources below ↓
Special thanks to Jason Goldman (@jgold85) for help with this episode!
Jacobs, Lucia F., and Emily R. Liman. “Grey squirrels remember the locations of buried nuts.” Animal Behaviour 41.1 (1991): 103-110.
Delgado, Mikel M., et al. “Fox squirrels match food assessment and cache effort to value and scarcity.” PloS one 9.3 (2014): e92892.
Learning from the dead; elk taken down by wolf pack on overpass; tattoos; porch lights and bugs; what you buy affects the environment; biggest fireball since 2013 – just a few of the themes in today’s eclectic collection of SciNews. Share these stories with your students and get them excited about science.