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Big Viking families nurtured murder

a1 Big Viking families nurtured murder

Murder was a calculated family affair among Iceland’s e…

Averages can conceal how people and science learn

a1 Averages can conceal how people and science learn

Picture a learning curve. Most of us imagine a smooth u…

Cut leaves in bagged salads help <em>Salmonella</em> grow

a1 Cut leaves in bagged salads help Salmonella grow

That past-its-prime bag of spinach buried in the back o…

The Flint water crisis and other public health woes from 2016

a1 The Flint water crisis and other public health woes from 2016

Drug use continued to threaten the health and safety of…

Many tiny moons came together to form moon, simulations suggest

a1 Many tiny moons came together to form moon, simulations suggest

The moon is made of moons, new simulations suggest. Ins…

Shock-absorbing spear points kept early North Americans on the hunt

a1 Shock-absorbing spear points kept early North Americans on the hunt

Ancient North Americans hunted with spear points crafte…

Magma stored under volcanoes is mostly solid

a1 Magma stored under volcanoes is mostly solid

Most of a volcano’s magma probably isn’t the oozing, re…