Alan Alda's own childhood experience provided the inspiration for a challenge he posed to scientists earlier this year: to describe a flame such that an 11-year-old child can understand what it is. Now, a new question drawn from more than 300 submissions asks scientists to describe what time is, the Associated Press reports.

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In Nature this week: association between genome-wide homozygosity and traits like height and cognitive ability, improved CRISPR-Cas9 editing, and more.

A survey examines how age, political leanings, and more influence how Americans view certain scientific topics, the Associated Press reports.

A researcher who pleaded guilty to making false statements in research reports has been sentenced to four and a half years in prison and must pay $7.2 million back to the NIH.

The BabySeq project to study the risks and benefits of sequencing newborns is underway.