John Nielsen covers environmental issues for NPR. His reports air regularly on NPR's award-winning news magazines, All Things Considered, Morning Edition and Weekend Edition. He also prepares documentaries for the NPR/National Geographic Radio Expeditions series, which is heard regularly on Morning Edition. Nielsen also occasionally serves as the substitute host for several NPR News programs.
Olivia and Liam are the most popular baby names in the U.S. for the fifth consecutive year, according to an annual tally by the Social Security Administration.
The new rule allows immigration oficials to speed up the asylum-petitioning process by assessing the person's criminal background within days, instead of months or even years.
An aurora could be visible as far south as Northern California. Experts say the storm could disrupt some communications and navigation systems like GPS.