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How a sniff of a flower could help diagnose autism in kids
Some children with autism don’t react to pleasant or foul odors in the same ways as kids without autism, according to a new study. Photo by deniseedgellslark/Getty Images The smell of freshly baked...
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Want to spot an outbreak before your friends? Look at this map
Reports of avian influenza from the past month via the website HealthMap. Photo by HealthMap. HealthMap is like the Reddit of emerging infectious disease. Created by researchers, epidemiologists and...
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Lock and load for New Horizons, flight plan for Pluto probe is set
The New Horizons probe will search for signs of an atmosphere and clouds on Pluto, as depicted in this artist’s conception. The probe’s final course was set on Friday. Illustration by Johns Hopkins...
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Study: Fireworks release high levels of pollution on July 4 weekend
Spectators watch rockets from the Macy’s Fourth of July fireworks show explode over the East River in New York, July 4, 2014. New studies show that fireworks may adversely affect peoples’ health...
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Mission to Pluto hits a speed bump, but resumes its stride
Artist rendering of the New Horizons probe approaching Pluto and one of its moons. Image by Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute (JHUAPL/SwRI) Two days after...
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To study Earth’s most extreme environment, researchers wire up an undersea...
Watch Video | Listen to the AudioGWEN IFILL: For generations, scientists have had to undertake long voyages across the sea to try to better understand the mysteries of volcanic activity and the oceans...
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Male spider genitals have some nerve
Tasmanian cave spider on the hand of biologist Peter Michalik of the University of Greifswald, Germany Photo by Christian Wirkner. Male spiders have a bad reputation in the bedroom. Their arachnid...
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The ant, the butterfly and their chemical warfare with an oregano plant
Large Blue butterflies (Maculinea arion; pictured) lay siege to ant colonies by using oregano as a beacon to find their prey. Photo by David Simcox. The Large Blue butterfly is a warrior. With its...
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Biologists manufacture bacteria that may one day treat an unhealthy stomach
The illustration depicts genetically modified Bacteroides thetaiotaomicron (white) living on mammalian cells in the gut (large pink cells coated in a “forest” of microvilli). Chemical molecules (small...
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There’s a story living in your beer’s DNA
Beer DNA on Display at Oxbow Brewery — A photograph from Dash Masland's art display "Beer DNA," visualizing the DNA of yeast used to brew beer. Photo by Dash Masland Dash Masland has a British fungus...
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Telemedicine puts a doctor virtually at your bedside
Watch Video | Listen to the AudioJUDY WOODRUFF: Videoconferencing has become so commonplace that we have grown comfortable communicating with one another through pixels on a screen. That comfort,...
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Tomorrow’s image of Pluto will be 10 times sharper than this image below
Pluto nearly fills the frame in this image from the Long Range Reconnaissance Imager (LORRI) aboard NASA’s New Horizons spacecraft, taken on July 13, 2015 when the spacecraft was 476,000 miles (768,000...
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Pluto, underdog of the solar system, finally gets its day
Watch Video | Listen to the AudioJUDY WOODRUFF: It’s been a once-in-a-lifetime journey, and today NASA believes its New Horizons spacecraft finally made a successful flyby of Pluto. Once considered the...
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Earth, meet Pluto
New close-up images of a region near Pluto’s equator reveal a giant surprise: a range of youthful mountains rising as high as 11,000 feet (3,500 meters) above the surface of the icy body. Photo by...
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Scientists discover brain cells that specialize in speed
A schematic of the “Flintstones-like” car used in a study to detect brain cells that detect speed. Photo by Kropff E. et al. Nature 2015. Walk, skip or run — people travel at many speeds, but how do...
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Welcome to Pluto, where you’ll find mountains the size of the Rockies
Watch Video | Listen to the AudioEditor’s note: Miles O’Brien misspoke Wednesday when he said that the New Horizons spacecraft was “8,000 feet” above the surface of Pluto. It was about 8,000 miles...
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Here’s why human screams make your skin crawl
A new study looks at the science of screams. Photo by Tara Moore/via Getty Images. The human scream triggers a range of emotions. It’s one of the few primal responses we share with other animals. Few...
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Kindergarteners with good social skills turn into successful adults, study finds
Watch Video | Listen to the AudioJUDY WOODRUFF: A new study says keeping more children on track to high school graduation, a full-time job and out of the criminal justice system could start in...
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Velociraptor cousin looked like ‘big fluffy bird from hell’
An artist’s impression of Zhenyuanlong suni. This velociraptor cousin posessed large, complex wings and looked bird-like. Image by Chuang Zhao This summer’s blockbuster “Jurassic World” ruffled the...
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Fancy fabrics trap dangerous gases
Vials containing the molecules that are inserted into cotton fabric to detect unsafe levels of methane gas. When methane is absorbed the molecule changes color, alerting firefighters they’re...
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