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Science

Giant pumice raft floating toward Australia could help replenish Great Barrier Reef

Giant pumice raft floating toward Australia could help replenish Great Barrier Reef

An underwater volcano is thought to have produced a sheet of pumice that stretches 58 square miles. It’s carrying marine organisms that scientists say could help replenish Australia's Great Barrier Reef.
by Shannon Van Sant

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Study finds invasive insects are a big contributor to climate change

Study finds invasive insects are a big contributor to climate change

Invasive insects like the gypsy moth and emerald ash borer — which are steadily marching across Minnesota and the rest of the country, feasting on trees and ultimately killing them — are also contributing to climate change, according to a newly released study.
by Dan Kraker

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The swaying power of scented spaces isn't always right under our nose

The swaying power of scented spaces isn't always right under our nose

Can you lift the mood of a public space with a fragrance? Smell and taste researcher Dr. Alan Hirsch talks with NPR's Sacha Pfeiffer about the practice and its effects on mood and behavior.
by Sacha Pfeiffer

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Scientists discover prehistoric giant 'Squawkzilla' parrot, as big as small child

Scientists discover prehistoric giant 'Squawkzilla' parrot, as big as small child

The flightless bird weighed 15 pounds, was about 3 feet tall and probably feasted on other parrots. Study lead Trevor Worthy made the discovery after examining two 19 million-year-old leg bones.
by Vanessa Romo

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Confused about sunscreen ingredients? Here's what we've learned

Confused about sunscreen ingredients? Here's what we've learned

The government asked sunscreen manufacturers do safety studies on the active ingredients in sunscreens — by November. In the meantime, what do you need to know about the goo you slather on your skin?
by Patti Neighmond and Susie Neilson

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