In Pa. gov’s race, Onorato says it’s unlikely lawmakers will reach accord on natural gas tax

Onorato doubts lawmakers can agree on drilling tax

Stop to go! Philly transit agency to store trains’ braking energy, save it for power later

Stop to go! Philly trains to recycle brake energy

GE launching mobile device to help recycle water exposed to controversial gas drilling process

GE launches device to recycle fracking water

Pa. DEP chief targets Texas driller for gas-tainted water fix, urges calm in tense Dimock

Pa. DEP targets Texas driller for tainted water

HEALTHBEAT: 50 years into era of cancer genetics, how to widen the hunt for targeted therapies

How to widen the hunt for targeted cancer therapy

EPA says 5 states must fortify their Chesapeake Bay restoration plans or face federal action

EPA: 5 states must toughen Chesapeake Bay plans

Report: Fracking chemicals found in Dimock, Pa., water wells already contaminated with methane

Report: Fracking chemicals in NE Pa. water wells

Pa. governor looking into state intel bulletin on environmental activists

Pa. gov. looking into intel report on activists

Gas drilling: safe, promises jobs, backers tell EPA; others warn NY watershed could be tainted

EPA told gas drilling does, does not taint water

Gas drilling industry, environmentalists set for EPA’s upstate NY hearings today, Wednesday

EPA holding upstate NY hearings on gas drilling

Land swap allows Revolution museum to build in Philadelphia, Valley Forge to preserve 78 acres

Revolutionary museum swap: Valley Forge for Philly

After years of red tape, Revolution museum plans to build in Philadelphia near Liberty Bell

Revolution museum settles on Philly after 11 years

EPA wants to know chemicals used in gas drilling technique touted as key to US’ energy future

EPA wants to know chemicals used in gas drilling

Casino proposed near Gettysburg battlefield divides townspeople in an old American resort

Casino proposed near battlefield splits Gettysburg

Pa. woman makes rare, but colorful find: A bubblegum-pink katydid in her yard

Colorful Find: A rare, pink katydid

ALLENTOWN, Pa. — It’s the prettiest bug in town — bubblegum pink, vanishingly rare and was likely headed for an early demise in a bird’s beak.

Officials: 1 dead, 3 sickened at water treatment plant outside Pittsburgh

1 dead, 3 sickened at Pa. water treatment plant

EPA feels tug-of-war between angry Pa. residents, gas companies over its new drilling study

EPA hears from gas drillers, angry Pa. residents

Residents at Pa. hearing tell EPA natural gas drilling technique is poisoning their water

Residents tell EPA Pa. gas drilling poisons water

EPA takes new look at natural gas drilling, water issues key to nation’s energy future

EPA takes new look at gas drilling, water issues

Water agency to reconsider its moratorium on natural gas drilling in the Delaware River basin

Agency to reconsider natural gas drilling stoppage

Pa. gas well blowout report cites inexcusable mistakes, problems with equipment testing

Pa. blowout report cites mistakes, training

Report on Pa. gas well blowout cites mistakes, problems with equipment tests and training

Mistakes, training blamed in Pa. gas well blowout

Potentially harmful chemicals being used to drill for natural gas in Pa.

Potentially harmful chemicals used in Pa. drilling

APNewsBreak: Potentially harmful chemicals being used to drill for natural gas in Pa.

APNewsBreak: Strong chemicals used in Pa. drilling

Three Mile Island now Pa.’s only nesting spot for peregrine falcons, bald eagles and ospreys

Three Mile Island now home to 3 rare birds of prey

Top Pa. regulator threatens serious consequences for natural gas industry that ignores safety

Pa. official warns of consequences to gas industry

Lights out! Ikea to phase out incandescent bulbs at US stores Aug. 1, ahead of target

Ikea to start phasing out incandescent light bulbs

Pa. regulators halt gas drilling by company whose well went dangerously haywire last week

Pa. halts drilling by company after gas accident

Natural gas, drilling fluids spew from out-of-control Pa. well for 16 hours

Gas spews for hours from out-of-control Pa. well

Pa. officials: Natural gas, drilling fluids spewing from out-of-control well

Pa.: Natural gas spewing from out-of-control well

Advocacy group names Upper Delaware River most endangered for 2010, citing gas drilling

Advocates: Upper Delaware most endangered US river

Pristine Delaware River watershed and water for 15M people are at issue in gas drilling clash

Gas drilling debate rages in Del. River watershed

Pa. regulators suspend Cabot Oil & Gas drilling over contamination of wells in Pa.

Contamination suspends Cabot’s Pa. gas drilling

Modern architecture fans win round against Civil War buffs in fight over Gettysburg building

Gettysburg building fans win round vs. war buffs

Dermatologist Kligman, whose research led to acne and wrinkle drug Retin-A, dies in Pa. at 93

Retin-A researcher Kligman dies in Pa. at 93

Dermatologist Albert Kligman dies, research led to wrinkle drug Retin-A

Retin-A researcher Albert Kligman dies

PHILADELPHIA — Dermatologist Albert M. Kligman, whose research led to discoveries including the acne and wrinkle drug Retin-A but whose pioneering work was overshadowed by his experiments involving prisoners, has died. He was 93.

FirstEnergy is buying rival power provider Allegheny Energy for about $4.7 billion in stock

FirstEnergy buying power rival Allegheny Energy

Penn St. to investigate 1 allegation of misconduct by climate scientist, rules out others

Penn St. proceeding with scientist e-mail scrutiny

Gas drilling in Appalachia runs into resistance: What do you do with the wastewater?

Gas drilling in Appalachia yields a foul byproduct

Punxsutawney Phil texts wintry forecast; message arrives 2 hours after shadow spotted

Punxsutawney Phil’s text: Better late than never

Punxsutawney Phil tells cold revelers that their pain will continue, 6 more weeks of winter

Punxsutawney Phil predicts 6 more weeks of winter

Rendell says Pa. taking steps to protect public health, safety as shale gas drilling expands

More inspectors, safer gas well rules in Pa. plans

After historic election victory, Obama having trouble getting any other Democrats elected

Inspectors find more problems in Pa. Capitol cafeteria, including presence of rodents again

Inspectors find more problems in Pa. Capitol cafe

5 companies submit high bids of nearly $130M for gas-drilling rights in Pa. public forests

5 firms submit high bids for gas drilling in Pa.

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