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Publicity over a memory test Trump took could skew its results

a1 Publicity over a memory test Trump took could skew its results

When President Donald Trump took a mental test as part …

Wildfires are making extreme air pollution even worse in the northwest U.S.

a1 Wildfires are making extreme air pollution even worse in the northwest U.S.

The northwestern United States has become an air pollut…

Here’s why wounds heal faster in the mouth than in other skin

a1 Here’s why wounds heal faster in the mouth than in other skin

Mouth wounds heal faster than injuries to other parts o…

A star orbiting a black hole shows Einstein got gravity right — again

a1 A star orbiting a black hole shows Einstein got gravity right — again

A single star, careening around the monster black hole …

Indonesia’s pygmies didn’t descend from hobbits, DNA analysis suggests

a1 Indonesia’s pygmies didn’t descend from hobbits, DNA analysis suggests

Hobbits took a separate evolutionary path to becoming s…

Hurricane Maria’s death toll in Puerto Rico topped 1,100, a new study says

a1 Hurricane Maria’s death toll in Puerto Rico topped 1,100, a new study says

The question of how many died in the aftermath of Hurri…

Here’s how fast cell death can strike

a1 Here’s how fast cell death can strike

Scientists now know how long it takes for a cell to tel…

Pregnant women’s use of opioids is on the rise

a1 Pregnant women’s use of opioids is on the rise

Pregnant women aren’t immune to the escalating opioid e…

A fossil mistaken for a bat may shake up lemurs’ evolutionary history

a1 A fossil mistaken for a bat may shake up lemurs’ evolutionary history

In one published swoop, an ancient fossil fruit bat has…

There’s a new cervical cancer screening option

a1 There’s a new cervical cancer screening option

For cervical cancer screening, there’s a new option in …