
What repeated blows to the head in sport may mean for dementia risk
Research links repeated head impacts with poorer brain health in some former players, although the evidence cannot yet prove cause and effect.
Independent Analysis and Reportage

Research links repeated head impacts with poorer brain health in some former players, although the evidence cannot yet prove cause and effect.

In the 19th century, musical reputations travelled through invitations, conversation, print and gossip.

The bonds between humans and animals are richly represented in both literature and visual arts throughout ancient Greek culture.

Caregivers often don’t recognize how much time, energy and effort is dedicated to their nutrition-related responsibilities, and many feel unprepared for them.

Although states have the power to regulate medical care, they cannot exercise that power by prohibiting speech on medical topics that the state disagrees with.

This is just one example of an online trend with real-world health consequences.

Wastewater from Pennsylvania’s oil and gas wells is salty and radioactive, and doesn’t suppress dust. Two researchers explain why it keeps ending up on rural roads.

A National Academy of Sciences report examined the latest advances in extreme event attribution science. As four of the authors explain, the type of disaster makes a difference.

After screwworm cases were reported in Texas and New Mexico, Colorado is taking preventive measures against the pest.

Legal scholars argue that when executive branch agencies impose conditions on federal funds, courts should give these cases special scrutiny.

Many Americans still write checks, even if you no longer do.

Australia has a well-established national wildfire warning system, so how does this compare with the UK’s approach?