This week, researchers pinned down the age of a complete Homo-genus skull found in Greece in 1960 to at least 286,000 years old. Medical researchers reported that the majority of chronic pain patients discontinue cannabis use within one year. And engineers prototyped solar trees, a new solar technology designed with natural tree morphology that can be incorporated into natural branches in the upper canopies of trees while allowing light to penetrate to underlying vegetation.
Saturday Citations: Beyond general relativity; gas giants and dark energy; the pleasures of difficult hobbies
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