Sea urchin spines are made from a crystal that contains impurities that stop cracks propagating. The fine architecture further strengthens the spine. …read more
Read more here: creation.com
Sea urchin spines are made from a crystal that contains impurities that stop cracks propagating. The fine architecture further strengthens the spine. …read more
Read more here: creation.com
Thanks! Share it with your friends!
Tweet
Share
Pin It
LinkedIn
Google+
Reddit
Tumblr