LinkNotes

National Cockroach Project
What
High school students and other citizen scientists collecting and helping analyze American cockroaches using DNA barcoding.

Diamonds may be hiding on other planets - CNN.com
(CNN) -- Move over, Lucy: Researchers say Saturn, Jupiter, Neptune and Uranus may also be in the sky, with diamonds.
The atmospheres of these gas-ball planets have the perfect temperature and pressure conditions to host carbon in the form of diamond, say Mona Delitsky of California Specialty Engineering in Pasadena, California, and Kevin Baines of the University of...

Libyan Desert Glass: Diamond-Bearing Pebble Provides Evidence of Comet Striking Earth
A mysterious black pebble found by an Egyptian geologist at the Libyan Desert Glass strewnfield provides the first ever evidence of a comet entering Earth’s atmosphere and exploding....

Inner core - Wikipedia, the free encyclopedia
The inner core of the Earth, its innermost part, is a primarily solid ball with a radius of about 1,220 km (760 mi), according to seismological studies.[1][2] (This is about 70% of the length of the Moon's radius.) It is believed to consist...