Skulls show New World was settled twice: study

Two distinct groups from Asia settled in the New World and not one single migration as suggested by previous genetic studies, experts said Monday after comparing the skulls of early Americans.

New benzofuran synthesis method enables complex molecule creation

In the field of organic chemistry, scientists are always looking out for new types of reactions to unlock synthesis routes for challenging compounds. Most of the progress that we have witnessed in pharmaceutics and agrochemicals ...

Online menus could prompt people to make healthier choices

New research has found even modest interventions, such as encouraging consumers to reflect on their choices before they submit their order, could reduce the emissions associated with the production of their food by more than ...

Nudging donors toward more effective giving

Americans are generous when it comes to charitable giving, donating more than $480 billion in 2021 (or roughly 2% of GDP). Yet very few of those dollars reflect so-called effective giving, a term for donations that make greater ...

Honeybees are less likely to sting in larger groups

To sting or not to sting? An alarm pheromone plays a decisive role in bees' willingness to sting—and their group size, as scientists from the University of Konstanz have now shown

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