Notes

Best inventions 2018: From a bicycle helmet with built-in headlights to a better baby bottle to lifesaving drones.
The Asylum dilemma: How the US decides whom to let in.
Boots on the ground: Troops deployed at the border face a baffling mission.
Remembering Marvel’s Stan Lee.
California’s worsening wildfires.
Practical steps on gun violence.
The future of AIDS treatment.
Liane Moriarty: ‘Big little lies’.