Stem cells can become any type of cell that the body needs, but until they're needed to turn into a neural cell, or a heart cell, or a skin cell, how do they stay in their "stemmy" state, asks Not Exactly Rocket Science's Ed Yong.
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NPR reports that Turkish high school students will no longer study evolution.
Researchers report they sequenced and identified plant species in an "al fresco" laboratory.
An Australian team searches for genetic alterations linked to depression in hopes of developing personalized treatments, the Sydney Morning Herald reports.
In PNAS this week: host contributors to typhoid fever risk, effects of obesity-related variants near TMEM18, and more.