
Free fish become data for college degree - Geophysical Institute
Jun 26, 2025 · A steady flow of twenty-somethings wearing jeans and backpacks entered a room that smelled slightly of fish. They sat down in front of paper plates holding three helpings of …
Understanding the Chemistry Behind Finding Blood with UV Light
Mar 20, 2010 · The discussion centers around the methods used in forensic science to detect blood and other bodily fluids at crime scenes, particularly through the use of luminol and UV …
How to Identify Fluorapatite in XRD Analysis? - Physics Forums
Apr 8, 2017 · I have a sample that was analyzed with x-ray diffraction, the graph had several peaks at different 2θ degrees, how to know if this sample has fluorapatite? I need the answer …
What's Really in Colored Printing Inks? | Geophysical Institute
Nov 6, 2025 · Newspapers often serve a second life after their initial purpose of spreading the news is over: rolled into fireplace logs, spread as mulch on the garden, or as an absorbent mat …
Foam Insulation for High Altitude Balloons • Physics Forums
Jan 23, 2010 · The pink dye is commonly used to indicate that a plastic will not cause electrostatic charge to be built-up from friction with air and solid materials. This is accomoplished by the …
Why does a Walrus Blush? | Geophysical Institute
Nov 6, 2025 · The skin of walruses becomes pallid when it is exposed to cold air or water and changes to pink when exposed to warmer ambient temperatures. This color change may …
Sound Wave Interference and Finding the Path ... - Physics Forums
Aug 20, 2020 · I think with the blue and pink lines I was just trying to highlight the areas of constructive and destructive interference, however, would this be incorrect because for …
Pink salmon — too much of a good thing? - Geophysical Institute
Jun 14, 2018 · Pink salmon born in hatcheries, where professionals harvest eggs from wild salmon and rear them in captivity before releasing them in the ocean, have doubled in …
Why Can We Take Limits of Both Sides? [Answered]
May 9, 2023 · For this, Does someone please know why we are allowed to take limits of both side [boxed in orange]? Also for the thing boxed in pink, could we not divide by -h if ##h > 0##? …
Ice Worms | Geophysical Institute
Nov 6, 2025 · Ice worms eat airborne pollen grains, fern spores and the red algae that lives in snow and sometimes colors it pink. Unable to exist at temperatures much below freezing, ice …