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Marine fossils

Revealing the habitat of a ubiquitous fossil.
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  • Opinion: To feed the world in 2050 will require a global revolution
    A combination of factors has stymied efforts to improve global food security, argue the authors. A suite of measures pursued in concert would improve these dire projections, they contend, but leaders will have to summon the political will. Image courtesy of Shutterstock/xuanhuongho.


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  • Inner Workings: Climate change frees ancient artifacts
    As the climate warms, the ice melts, and artifacts trickle out. Archaeologists who manage to be in the right place at the right time are benefitting from a veritable treasure trove of items. Image courtesy of the Government of Yukon.






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  • Mortality among white middle-aged Americans
    A study finds an increase in mortality rates among non-Hispanic white middle-aged Americans after 1998 in contrast to consistent mortality declines observed in other demographic groups and previous historical experience.
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