Contractor in rocket explosion had earlier issues with engines

The explosion Tuesday evening marked the first time that a resupply mission contracted by NASA to a private company has failed.

about 15 hours ago

Let's Talk About Birds: Migrating birds

This time of year you can see many birds under the influence of zugunrhue, the restless behavior associated with migration.

1 day ago

Stargazing: Mars is also known as the 'death star'

The blood red "death star" Mars will be shining just above the spout of Sagittarius' teapot about 7:30 p.m. Halloween night.

3 days ago

 New York Governor Andrew Cuomo, center, speaks at a news conference Friday in New York. Dr. Howard Zucker acting commissioner of the New York State Department of Health and New Jersey Gov. Chris Christie also attended the conference. The governors announced a mandatory quarantine for people returning to the United States through airports in New York and New Jersey who are deemed "high risk." In the first application of the new set of standards, the states are quarantining a female health care worker returning from Africa who took care of Ebola patients.

Few details offered on quarantines over Ebola

Nurse who treated stricken patients in Sierra Leone says she was treated like a criminal during quarantine process.

4 days ago

 Dr. Jonas Salk with Salk polio vaccine at one of several press conferences in Pittsburgh hospital in Oakland.

Symposium on Jonas Salk focuses on his work in sustainability

Salk Symposium celebrates 100th anniversary of Jonas Salk’s birth, focusing on his work on sustainability.

4 days ago

 A doctor for tropical medicine and a nurse demonstrate the decontamination procedure as part of Ebola treatment at Station 59 at Charite hospital in Berlin, Germany. The specialized quarantine unit at Station 59 is among a handful of facilities in Germany nationwide that are capable of handling Ebola cases.

Ebola cases in Germany test plans made long ago

Despite quarantine centers set up 10 years ago, Ebola treatment still presents challenges.

4 days ago

 Body products on display at the Whole Foods in Washington, Thursday, Oct. 9, 2014. There’s a strict set of standards for organic foods. But the rules are looser for household cleaners, textiles, cosmetics and the organic dry cleaners down the street. Wander through the grocery store and check out the shelves where some detergents, hand lotions and clothing proclaim organic bona fides. Absent an Agriculture Department seal or certification, there are few ways to tell if those organic claims are bogus. (AP Photo/Susan Walsh)

The meaning of 'organic' hazy for nonfood items

There’s a strict set of standards for organic foods. But the rules are looser for personal care items, cleaners and textiles.

6 days ago

 Barbara Smith, a registered nurse with Mount Sinai Health Systems, demonstrates the proper technique for donning protective gear during an Ebola educational session for health care workers Tuesday at the Jacob Javits Center in New York City.

Updated Ebola guidelines in effect in Pittsburgh region

Allegheny Health Network surgeon says CDC is ‘catching up.’

1 week ago

 The CMU Robotics Institute developed a snakelike robot, known as Snakebot, modeled after a sidewinder.

CMU researchers eye uses for snakelike machines

Study shows advances in robots that mimic a sidewinder could be used for search-and-rescue or high-risk inspections.

2 weeks ago

Alzheimer’s brain cells replicated in petri dish

In doing so, they resolved a longstanding problem of how to study Alzheimer’s and search for drugs to treat it.

2 weeks ago

Frozen fecal ‘pill’ shows promise against bacteria

Study shows fecal matter may provide an alternative to hard-to-treat infection in the gut.

2 weeks ago

Study: Daily floods could hit East Coast cities by 2045

Cities heed warning of climate scientists as leaders invest in combating future flood waters.

2 weeks ago

Few U.S.states preparing for climate change, study says

Just 14 states have plans preparing for climate change effects, according to the Georgetown Climate Center in Washington.

2 weeks ago

 This undated handout photo shows a stencil of a hand in a cave on the Indonesian island of Sulawesi. Ancient cave drawings in Indonesia are as old as famous prehistoric art in Europe, according to a new study that shows our ancestors were drawing all over the world 40,000 years ago.

Ancient Indonesian cave paintings rewrite history of human art

Cave paintings found in Indonesia are comparable ini age to the earlier ones found in Europe, at least 40,000 years old.

3 weeks ago

LED there be light: 3 share Nobel for blue diode

Two Japanese scientists and a Japanese-born American win the 2014 Nobel prize for physics.

3 weeks ago

 A full moon rises behind One PPG Place on July 11.

Wednesday's lunar eclipse highlights looming astronomical delights

Early risers Wednesday may start to notice something odd about the moon after 4:30 a.m.

3 weeks ago

 The Science Center responded last week with long posts explaining the rationale for its criticized program.

Carnegie Science Center defends its offerings to girls after criticism in social media

Lone program aimed at Girl Scouts, “Science with a Sparkle,” sparks social media storm against center.

3 weeks ago

 The circa 1954 Zeiss Projector used in the old Buhl Planetarium on the North Shore.  The original building is now part of the Children's Museum.

Buhl Planetarium observes 75th with space events

Special activities are planned to mark the 75th anniversary this year of the Buhl Planetarium.

3 weeks ago

Scientists unravel the genetics of human height

Fully understanding the genetics of height has been a big order for scientists.

3 weeks ago

Pitt honors St. Louis professor during 3-day science event

Jeffrey I. Gordon, an expert on the influence of microbes in the human gut, today receives the Dickson Prize at Pitt’s Science 2014.

4 weeks ago


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