At 51, Cal Ripken goes long
(M. David Leeds / GETTY IMAGES)
A decade after leaving the field, Iron Man and Orioles legend Cal Ripken Jr. talks about focusing on new goals as he ages.
Ancient grains have health benefits
They’re high in fiber and can help prevent cancer, heart disease and high blood pressure.
Climate-change facts detailed in book
A book by researchers at nonprofit Climate Central anticipates an unsettled and “weird” climate.
DNA study traces North African Jews
An analysis by a medical geneticist shows that North African Jews originated in biblical-era Israel.
Airborne toxins can be avoided
From dust mites in your bed to mold in your bathroom, here’s how to limit your exposure to toxins.
Pipeline would threaten aquifer
The Keystone XL pipeline would cross the Ogallala Aquifer, a huge underground source of fresh water in Nebraska. How safe is that?
Blindness can disrupt sleep cycles
Blind people often find it hard to align their sleep-wake cycle with a 24-hour day.
Will you get Alzheimer’s disease? Many people want to know their risk.
Despite fear of the disease, two-thirds of people surveyed by Harvard said they would want to know.
Baby boomers embrace vegetarianism
It appeals to older people headed into prime time for health issues, but it has risks as well as benefits.
Henry Cisneros favors aging in place
Former HUD secretary Henry Cisneros talks about changing communities to allow it.
Study foresees decades of droughts
Improved climate models confirm predictions about further droughts connected to global warming.
Circumcision may begin to increase
Circumcision of baby boys, long declining in the U.S., is likely to get a boost from a pediatric group.
Mars rover sends new batch of photos
Curiosity is in good working order and sending back images of the somewhat Earth-like environment.
The Checkup
Kids should brush teeth for 2 minutes, twice daily
A new public service campaign urges parents to make sure their kids brush their teeth for two minutes, twice a day.
The Checkup
What do egg yolks and cigarettes have in common?
Is eating egg yolks -- which are full of cholesterol -- as bad for your cardiovascular system as smoking? New research says "almost."
The Checkup
New York to launch ‘Latch On NYC’ breastfeeding campaign
New York City's "Latch On" breastfeeding campaign is getting lots of attention. But the program's hardly unique.
Health, Science & Environment Videos
Jackson river dispute
Landowners along the Jackson River have sparked a debate about who controls the rights to Virginia’s river bottoms. Video courtesy of Matt Pickett.
Landowners along the Jackson River have sparked a debate about who controls the rights to Virginia’s river bottoms. Video courtesy of Matt Pickett.
‘Mohawk Guy’ on STEM education: I hope NASA will continue more public outreach
The Washington Post’s Haley Crum presents readers’ questions to NASA mission controller Bobak Ferdowsi.
‘Mohawk Guy’ on the Curiosity rover playlist
The Washington Post’s Haley Crum presents readers’ questions to NASA mission controller Bobak Ferdowsi.
Curiosity’s mission to Mars: Exploring the surface
Watch an animation of how NASA’s Mars rover, named Curiosity, is designed to explore the Martian surface.
Curiosity’s mission to Mars - The rover’s descent
NASA’s Mars rover, named Curiosity, landed on the red planet on August 6, 2012. Watch this animation of the rover’s landing sequence and an explanation of its instruments to explore the martian surface.
Climate change in Alaska brings break with tradition
Residents of Kotzebue and Point Hope, Alaska reflect on how climate change is affecting their way of life. They are trying to keep their generation-old traditions alive in the face of beach erosion, changing migration patterns and diverging Alaskan weather.
Shark takes 450 mile road trip
Sharks take a road trip from South Carolina to their new home in the Florida Aquarium in Tampa, as staff work to provide the smoothest and least stressful transport. Video courtesy of Discovery News. Shark week starts August 12 on The Discovery Channel.
Florida Aquarium staff use contrasting colored tools to provide traffic control in the water with sharks. Video courtesy of Discovery News. Shark week starts August 12 on The Discovery Channel.
Shark attack victim speaks out for sharks
After a shark attack, Krishna Thompson lost his left leg but felt he had a second chance at life upon surviving the encounter. Since then he’s teamed up with other environmentalists to lobby against shark finning. Video courtesy of Discovery News. Shark week starts August 12 on The Discovery Channel.
A look at the history of shark attack reports. Video courtesy of Discovery News. Shark week starts August 12 on The Discovery Channel.
Urban Jungle
The new occupants of McPherson Square
Tall fescue is joined by some univited guests that are making a stand in the park.
Health news from the wires
A serious malady required only a simple fix
MEDICAL MYSTERY | Because of his rare ailment, Peter Dawson travels with boxes of white powder and a gram scale. Airline security officials have noticed.
What’s the better bulb: CFL or LED?
The incandescent light bulb is being replaced by CFLs and LEDs. Which is better for the environment?
Special Reports
Obesity in America 2010
One-third of U.S. children are overweight, leaving the health and productivity of an entire generation at risk.
Elsewhere in National
On Faith
- African American pastors: Battle to oppose Prince George’s County casinos isn’t over
- African American pastors: Battle to oppose Prince George’s County casinos isn’t over
- Forged out of necessity, Punjabi-Mexican Americans disappearing into history
- Kosher atheism: Why ditch God but keep the rules?
- Why Obama’s support for same-sex marriage won’t hurt him among African Americans
The Post Most: NationMost-viewed stories, videos and galleries int he past two hours
Real Wheels Live
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Join this live online discussion with Real Wheels columnist Warren Brown about car-buying and the auto industry.
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