Nina Jablonski  and her husband and collaborator, George Chaplin, go over their map of predicted skin color.

Research shows our skin color is the evolutionary gateway to vitamin D

The vitamin is important for bone health, safe pregnancies and a strong immune system.

1 day ago

 Cruciferous vegetables such as broccoli contain the anticancer molecule sulforaphane.

Broccoli sprout extract could help prevent some cancers

The University of Pittsburgh plans to begin clinical trials this year to determine if the extract can block head and neck cancers.

1 day ago

 The full space suit of American astronaut Kenneth Bowersox, who returned to Earth in a Russian Soyuz spacecraft after the 2003 space shuttle Columbia disaster grounded the other shuttles

Bonhams sale offers items that have been to the moon and back

The space-collectibles sale includes a strap with moon dust, a spacesuit and a Gemini 4 checklist for the first U.S. space walk.

3 days ago

 In this Sept. 7, 2012, file photo, Yanomami Indians dance in their village called Irotatheri in Venezuela's Amazon region.

Unprecedented germ diversity found in remote Amazonian tribe

Friday’s study raises tantalizing questions about the microbial diversity of our ancestors.

3 days ago

Dust-covered ice glaciers found on Mars

They contain enough frozen water to blanket the planet with a 3.6-foot thick layer of ice, scientists say.

1 week ago

 The University of Pittsburgh study, published online Monday in the Annals of Internal Medicine, found nearly equal success between physical therapy and decompression surgery for lumbar spinal stenosis, a degenerative condition that commonly occurs as people age.

Physical therapy offers success for pain in spine, too, Pitt study says

The research found nearly equal success between physical therapy and decompression surgery for lumbar spinal stenosis.

2 weeks ago

Giant atom smasher starts up after 2-year shutdown

The particle accelerator is embarking on a new mission that scientists hope could give them a look into the unseen dark universe.

2 weeks ago

 Throughout North America, more than 5.7 million bats have died due to white-nose syndrome since 2006.

Mysterious fungal disease threatens major Pennsylvania bat species

White-nose syndrome has decimated the northern long-eared bat, which was listed as “threatened” by a federal agency last week.

2 weeks ago

 Lincoln Wolfenstein

Obituary: Lincoln Wolfenstein / Internationally known physicist who taught at CMU

Lincoln Wolfenstein, a theoretical particle physicist who taught at Carnegie Mellon University for more than 50 years, died March 27.

2 weeks ago

Obama’s climate change strategy, part of global deal in Paris, is revealed

President Barack Obama on Tuesday offered a plan to cut greenhouse gases in the nation by about one-third in the next 10 years.

2 weeks ago

 Penn State men's basketball coach Patrick Chambers is helping a Penn State biologist raise research funds by producing a video about how the coach witnessed the decline and death of his father from Alzheimer's disease.

Penn State coach lends help to professor pursuing brain-repair research

Basketball coach Patrick Chambers is working with PSU biologist Gong Chen, whose research focuses on restoring brain cells and function.

3 weeks ago

 A small memorial has sprung up along a bike trail in Hays after eagle eggs failed to hatch.

Memorial springs up in Hays for eagle eggs that didn’t hatch

Experts are not sure what the Hays eagles will do, now that they have no eggs to look after.

3 weeks ago

 Filmmaker Ken Burns

Ken Burns’ cancer film highlights Pittsburgh research

Pittsburgh breakthroughs are highlighted in “Cancer: The Emperor of All Maladies,” which will air today through Wednesday on WQED-TV.

3 weeks ago

 Ron Mallett

Time machine remains his obsession to see late dad

Physicist continues to work every day to build a time machine.

3 weeks ago

 Tina Reese leads a word game for residents at a nursing home in Lancaster, Pa., in 2013. Life insurance firms pitched long-term care policies as the prudent way for Americans to shoulder the cost of staying in nursing homes. But those same companies have found that long-term-care policies are squeezing their profits.

High nursing home bills squeeze insurers, driving rates up

Longer nursing home stays are costing insurers money and affecting their profits.

3 weeks ago

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.

3 weeks 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.

3 weeks 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.

4 weeks ago


You have 2 remaining free articles this month

Try unlimited digital access

If you are an existing subscriber,
link your account for free access. Start here

You’ve reached the limit of free articles this month.

To continue unlimited reading

If you are an existing subscriber,
link your account for free access. Start here