If you want to live on Mars, you're going to need to grow food. Seeds are naturally equipped to handle challenging Earth environments, but how well can they survive what they'll encounter off-planet?

As the Summer of Love ran into a number of problems, a new set of hippie 'Jesus freak' evangelists appeared in the Bay Area.

Trump's decision to end the DACA program, as well as his support for a bill that would drastically curb legal immigration, would hurt the US workers he says he's trying to help.

As Texas and Florida rebuild after Hurricane Harvey and Hurricane Irma, they should plan for future climate change and design infrastructure that can respond to and recover from extreme events.

Vast amounts of standing water in Houston and other hurricane-flooded areas are dangerous not only because of toxins. The water is a dangerous breeding ground for mosquitoes that transmit Zika.

Affirmative action programs at universities are under threat by the Trump administration. That could be especially damaging to medical education. Who knows who holds the idea for the next great cure?

When were the seeds of racism sown in the US and why is it so hard to root out?

New research gives weight to Noam Chomsky's idea of a universal language ability.

Annoyed you don't have a sit-stand desk? Spare a thought for those workers who have to stand all day: Standing may double the risk of heart disease.

The treaty to limit the destruction of the ozone layer is hailed as the most successful environmental agreement of all time. Three decades on, the ozone layer is slowly but surely returning to health.