In this Oct. 10, 2018, photo, a man walks past a boat swept ashore by a tsunami in Wani village on the outskirt of Palu, Central Sulawesi, Indonesia. The 7.5 magnitude earthquake on Sept. 28, triggered a tsunami and mudslides. (AP Photo/Dita Alangkara, File)

Why some earthquakes are so deadly

Last month's earthquake in Sulawesi, Indonesia was large, but not huge. It was the aftereffects that made it so devastating.
Monitoring sewage for virus allows for a quick public health response if any polio is detected. AP Photo/Matt Rourke

Sewage surveillance is the next frontier in the fight against polio

Polio can be circulating through a community long before anyone is paralyzed. Monitoring sewage for the virus lets public health officials short-circuit this 'silent transmission.'
Only 3 percent of these prizes have gone to women since 1901. Reuters/Pawel Kopczynski

Why more women don’t win science Nobels

Progress has been made toward gender parity in science fields. But explicit and implicit barriers still hold women back from advancing in the same numbers as men to the upper reaches of STEM academia.
A Falcon 9 SpaceX heavy rocket lifts off from pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Feb. 6, 2018. AP Photo/ John Raoux

A decade of commercial space travel – what’s next?

It has been 10 years since Elon Musk's SpaceX launched the commercial space age. What hurdles must be overcome before private companies begin exploring, colonizing and mining other planets?

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