Accounting for the gaps in ancient food webs

If you want to understand an ecosystem, look at what the species within it eat. In studying food webs—how animals and plants in a community are connected through their dietary preferences—ecologists can piece together ...

What makes an explanation good enough?

"If you look at the biggest and most divisive arguments we're having right now," says Simon DeDeo, SFI External Professor and Carnegie Mellon University Professor, "we often agree on the facts. We disagree on the explanations."

First human culture lasted 20,000 years longer than thought

Fieldwork led by Dr. Eleanor Scerri, head of the Pan-African Evolution Research Group at the Max Planck Institute for the Science of Human History in Germany and Dr. Khady Niang of the University of Cheikh Anta Diop in Senegal, ...

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