
The extra bands inside a New Jersey rainbow
NASA's October 4 feature used an older Jersey Shore photograph to explain supernumerary rainbows. The narrow bands come from light interference.
EXPLORE EDIT USA

David Powell covers news that affects everyday life in the United States, from policy changes and holidays to travel and the practical things people need to know. His explainers get to the point, then add the context that makes the story make sense.
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NASA's October 4 feature used an older Jersey Shore photograph to explain supernumerary rainbows. The narrow bands come from light interference.

Albuquerque's nine-day gathering rewards careful transport planning. Choose the session you want before deciding where to stay or how to arrive.

NASA's October 3 picture feature revisited a 2018 panorama. The photograph's construction explains why the rover seems to have taken it without a photographer.

The October 2 through 4 sale offered spring-flowering bulbs and growing advice, with bulk orders limited to local pickup and no substitutions.

The four-person mission left Florida on October 1. Its experiments include tissue research, plant growth, and astronaut health.

Starbucks' air-whipped Blonde Espresso drink joined the North American core menu alongside a caramel version. Mini pies arrived the same day.

Tyler Loop's final-second field goal gave Baltimore a 34-31 win at Maracanã on September 27.

September 26 projects ranged from Arizona river cleanup to Montana trail improvement. Preliminary estimates counted more than 700 events and 55,000 volunteers.

NSIDC reported a preliminary Arctic minimum of 4.60 million square kilometers and a likely Antarctic maximum of 17.59 million square kilometers.

Fall began September 22 at 8:05 p.m. Eastern and 5:05 p.m. Pacific, the same instant recorded as September 23 in UTC.

Philadelphia won in the final seconds in Nashville. Green Bay needed overtime after erasing the Jets' fourth-quarter lead.

NASA's September 19 event came with hemisphere-specific maps and observing suggestions for eyes, binoculars or a telescope.