Science


U.S., Russian crew blasts off for yearlong stay on space station

Scientists are interested in seeing how the human body fares during longer stays in space, in anticipation ofr multi-year missions to Mars.

about 21 hours ago


 Screen grab from the live feed of the Hays eagle nest in February 2015.

Disappointing conclusion to bald eagles’ breeding season

Late Friday the Western Pennsylvania Audubon Society confirmed that the second of two eggs laid a month ago was no longer viable.

about 22 hours ago


 Patrick Huth, a physics professor at CCAC's Boyce Campus and a former NASA contractor, shows some of the samples of moon rocks on loan from NASA.

NASA loans moon rocks for CCAC astronomy class

It has been more than 40 years since the Apollo astronauts flew to the moon and brought back 842 pounds of lunar samples.

5 days ago


Carnegie Science Center leaders promote STEM education at congressional hearing

The model focuses on getting students enthused about science, technology, engineering and math — skills they’ll need for tomorrow’s jobs.

1 week ago


New SpaceX-ULA spat heads to Capitol Hill

Two rival companies seeking to win space rocket contracts face off before Congress today.

1 week ago


 The unmanned Atlas rocket — and NASA's Magnetospheric Multiscale spacecraft lifts off from Cape Canaveral, Fla., Thursday, March 12, 2015. NASA launched four identical spacecraft Thursday on a billion-dollar mission to study the explosive give-and-take of the Earth and sun's magnetic fields. (AP Photo/Florida Today, Craig Bailey)

NASA launches four spacecraft to solve magnetic mystery

The quartet of observatories is being placed into an oblong orbit stretching tens of thousands of miles into the magnetosphere.

2 weeks ago


Pi: The intriguing decimal with endless possibilities

By coincidence of calendar, Saturday will be a day to celebrate with — you guessed it — pie.

2 weeks ago


 The U.S. Department of Agriculture now agrees that coffee doesn’t deserve its dark history and moderate consumption “can be incorporated into a healthy lifestyle.”

Can coffee be part of a healthy lifestyle?

A new federal report perks up coffee’s reputation with “strong and consistent evidence” it doesn’t increase the risk of chronic disease.

2 weeks ago


 This February image provided by NASA shows the dwarf planet Ceres, taken by the space agency’s Dawn spacecraft from a distance of nearly 29,000 miles. On Friday, Dawn arrived at the mysterious dwarf planet located in the asteroid belt between Mars and Jupiter after a nearly eight-year journey. Dawn, which previously visited Vesta, also in the asteroid belt, has already beamed back images of Ceres while it was closing in.

NASA spacecraft orbiting dwarf planet Ceres

Its mysteries include the presence of ice and maybe liquid water, and two shining reflective spots in one of its craters.

3 weeks ago


 Hot-flash pajamas made from wicking material are ideal for women thrown into early menopause.

Early menopausal hot flashes may have links to heart disease risk

Hot flashes that occur in women who are 42 or younger may signal the start of heart disease, a University of Pittsburgh study shows.

3 weeks ago


 The study showed that two molecules — mono-n-butyl and monobenzyl phthalate — which are produced when phthalates are ingested, were significantly associated with lower levels of hCG hormone in women carrying male babies.

Evidence points to link between phthalates, male sexual development

The Pitt research represents the first look at hCG as a target of phthalate exposure in pregnancy.

3 weeks ago


 From left, Roy Sun, Jiwoo Cheon, Jerry Chen and Jiangfeng Chu, students from North Allegheny's Marshall Middle School, discuss an answer Wednesday during the final rounds of the 2015 Southwestern Pennsylvania Science Bowl against Dorseyville Middle School.

Pittsburgh-area high school, middle school teams compete in annual Science Bowl

Teams from North Allegheny Senior High School and Marshall Middle School will travel to Washington D.C. at the end of April.

3 weeks ago


 McDonald's Golden Arches logo at a McDonald's restaurant is covered with snow in Robinson Township, Pa.

McDonald’s to reject chicken that contains human antibiotics

McDonald’s to halt use of chickens treated with antibiotics and will offer milk from cows not treated with artificial growth hormones.

3 weeks ago


World Health Organization: Slash sugar intake to fight obesity, tooth decay

New WHO guidelines say people should cut sugar intake to just 6 to 12 teaspoons per day.

3 weeks ago


Termites are guardians of the soil

Their habitats are key to a multitude of ecosystems, from deserts and rain forests to your neighborhood park.

3 weeks ago


 Shop manager Debbie Armstrong adjusts the two-tone dress Friday in a window display of a shop in Lichfield, England.

Science brings clarity to Internet debate on dress’s true colors

Controversy rages even if science can explain it. Is that dress on the Internet gold and white, or blue and black?

4 weeks ago


 The two-tone dress, left, alongside an ivory and black version, made by Roman Originals.

Debate over dress’s color takes Internet by storm

University of Pittsburgh and West Penn Hospital doctors gave color commentary on why people are seeing different colors in an online photo.

4 weeks ago


 In this Jan. 24, 2015, photo, Peter Convey, a senior research professor with the British Antarctic Survey, searches for samples on Deception Island in the South Shetland Islands archipelago, Antarctica.

Antarctica’s retreating ice may re-shape Earth

In the worst-case scenario, Antarctica’s melt could push sea levels up 10 feet worldwide in a century or two, recurving coastlines.

4 weeks ago



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