A one-way ticket to Mars

(TRACY A WOODWARD)

When two scientist floated the idea of a one-way trip to Mars to set up a colony there, more than 1,000 people said they’d be wiling to go.

Mixed views on aging predictor

Mixed views on aging predictor

We soon may be able to monitor not only our general health status but also how fast we’re aging.

Insuring your health

Insuring your health

Workplace clinics used to just treat employees injured on the job; now many offer primary-care services.

States cut back on HIV, AIDS drugs

States cut back on HIV, AIDS drugs

Cash-strapped states are scaling back efforts to provide life-saving medicines to HIV and AIDS patients.

The trouble with spraying for fleas

The trouble with spraying for fleas

After having her house sprayed for fleas, she came down with a terrible headache and other issues that took months to fade.

Keeping bugs off the menu

Keeping bugs off the menu

Food-borne illnesses take a toll so it’s worth taking some steps in food prep to protect yourself.

In-tune and substance-free

In-tune and substance-free

A songwriting competition for teens is now accepting entries of original songs and music videos about the benefits of a drug-free lifestyle.

The Checkup

 Rob Stein

Fish may lower heart risk for women

Study: Women who consumed the most baked or broiled fish were about 30 percent less likely to develop heart failure over a 10-year period.

The Checkup

 Jennifer LaRue Huget

Study: More people praying for their health

People prayed for their own health in greater numbers in 2007 than they did in 2002.

The Checkup

 Rob Stein

Abortion rates fall for most women except the poor, study finds

The abortion rate fell between 2000 and 2008 for most groups of women except one, poor women, according to a new analysis released Monday.

Health & Science Video

Space Coast copes with end of shuttle program

Video: Space Coast copes with end of shuttle program

Thousands will lose their jobs along Florida's Space Coast as NASA pulls the curtains on the shuttle program. (April 28)
Rescuers search for survivors of Joplin tornado

Rescuers search for survivors of Joplin tornado

Rescue crews dug through piles of splintered houses in a search for victims of a huge tornado that killed at least 116 people in Joplin, Missouri. (May 23)
Raw footage of Missouri twister

Raw footage of Missouri twister

Raw footage captured by tornado chasers of the tornado that touched down in Joplin, Missouri.
Tornado sweeps through Minneapolis

Tornado sweeps through Minneapolis

A tornado struck a residential area of North Minneapolis and left behind extensive property damage. WCCO-TV's Liz Collin reports.
Aerial footage of Missouri tornado destruction

Aerial footage of Missouri tornado destruction

Helicopter cameras captured widespread damage in Joplin, Missouri, after a tornado ripped through the town. (May 23)
Missouri tornado rips through hospital

Missouri tornado rips through hospital

A tornado has left widespread damage across Joplin, Missouri, including at St. John's Regional Medical Center. Nearly 100 patients were evacuated. (May 23)
Coast Guard closes river after barges sink

Coast Guard closes river after barges sink

The U.S. Coast Guard has closed part of the Mississippi River after several barges sank due to fast currents. (May 21)
Families face flooding together in Miss.

Families face flooding together in Miss.

In the wake record flooding of the Mississippi River, many residents in Vicksburg, Miss., are relying on their families to persevere during the crisis. (May 21)
Business shuttered along La. riverfront

Business shuttered along La. riverfront

Only part of Vidalia, La., is under water, but the flooding is having a huge impact on the entire town. (May 19)
Endeavour astronauts start spacewalk

Endeavour astronauts start spacewalk

Two space shuttle Endeavour astronauts are spacewalking outside the International Space Station. The walk is scheduled to last about six-and-a-half hours. (May 20)
Mark Kelly talks about Giffords from space

Mark Kelly talks about Giffords from space

Astronaut Mark Kelly talked about his wife, Rep. Gabrielle Giffords', recovery from surgery during a group interview on NASA TV. Kelly says all the astronauts aboard are wearing "Peace, Love, Gabby" bracelets. (May 19)
Endeavour crew's wake-up call

Endeavour crew's wake-up call

The crew for the Shuttle Endeavour has started its third full day in space. The crew's wakeup song was "Luna" by Jose Serrano, written for this shuttle mission. Astronaut Greg Chamitoff says Serrano is a close friend. (May 19)
Louisiana flood evacuees move to higher ground

Louisiana flood evacuees move to higher ground

Louisiana residents pack up ahead of the flooding expected to overcome their neighborhoods. They are moving to Candaville, an area that was originally constructed to house Hurricane Katrina evacuees. (May 17)
Space shuttle Endeavour lifts off for last time

Space shuttle Endeavour lifts off for last time

Space shuttle Endeavour, commanded by Mark Kelly, lifts off for its final mission on Monday from Kennedy Space Center in Cape Canaveral, Fla.
Endeavour ready to go; Giffords arrives

Endeavour ready to go; Giffords arrives

With Rep. Gabrielle Giffords (D-Ariz.) on hand to watch, the space shuttle Endeavour is poised to give the work week a roaring and historic start Monday morning, overcoming wiring problems that grounded it last month. (May 15)
Residents warned leave Cajun country

Residents warned leave Cajun country

The Morganza spillway has been opened and water is racing south into Louisiana's Cajun country as mandatory evacuations are underway. (May 15)
Economic impact of closing the Miss. River

Economic impact of closing the Miss. River

If the Mississippi River rises another two feet, the Coast Guard may have to shut down shipping traffic. (May 14)
Aerial view of La. spillway opening

Aerial view of La. spillway opening

Water from the Mississippi River gushed through the Morganza spillway for the first time in 38 years Saturday, diverting water into the countryside in hopes of avoiding a potentially bigger disaster in heavily populated areas downstream. (May 14)
Army Corps opens Morganza spillway

Army Corps opens Morganza spillway

The Morganza spillway was opened on Saturday in an attempt to protect New Orleans and Baton Rouge from the rising Mississippi River. (May 14)
Army Corps explains Louisiana spillway opening

Army Corps explains Louisiana spillway opening

Engineers are preparing to open the gates of an emergency spillway in Louisiana. It will ease pressure on levees protecting Baton Rouge and New Orleans, but inundate some 3,000 square miles of Cajun country. (May 14)
Louisiana readies to open spillway

Louisiana readies to open spillway

With the Mississippi River rising dangerously, Army engineers are getting ready to send water spilling into a stretch of land that is home to about 25,000 people. (May 14)
Louisiana attempts to save New Orleans

Louisiana attempts to save New Orleans

The Army Corps of Engineers is expected to open a spillway to protect Baton Rouge and New Orleans from the ravages of Mississippi river flooding. (May 14)
Endeavour crew prepares for final launch

Endeavour crew prepares for final launch

Commander Mark Kelly and his crew prepare for space shuttle Endeavour's final flight after the mission was delayed for almost a month. (May 14)
Temporary levee construction in Louisiana

Temporary levee construction in Louisiana

Workers use heavy equipment to build a temporary levee in Krotz Springs, La. A key spillway along the Mississippi River will be opened Saturday, flooding Cajun country to avert a potentially bigger disaster in Baton Rouge and New Orleans. (May 13)
Thousands fleeing in advance of spillway opening

Thousands fleeing in advance of spillway opening

Thousands of people in parts of Louisiana are leaving in anticipation of the opening of the Morganza spillway. The spillway will be opened as early as Saturday to avert a Mississippi River disaster in places like Baton Rouge and New Orleans. (May 13)
Jindal: Morganza likely open by Sunday

Jindal: Morganza likely open by Sunday

Gov. Bobby Jindal said the Army Corps of Engineers is likely to open the Morganza spillway Saturday night or Sunday. If Morganza is opened, water would flow 20 miles south into the Atchafalaya River. (May 13)

Urban Jungle

Broad-headed skinks

Broad-headed skinks

During breeding season in the spring, high testosterone levels trigger a flush of color to the male skinks’ head, which resembles the end of a red-hot poker. (Updated May 23)

Medical Mysteries

Severe itching was a medical mystery

Severe itching was a medical mystery

Photographer Carrell Grigsby wondered if her job was making her sick. It wasn’t.

Read more Medical Mysteries

How & Why

Why some bugs look like bling

Why some bugs look like bling

OK, they can be pests, but some bugs have amazing iridescence. It all has to do with how their exoskeletons transform visible light.

Special Reports

Obesity in America 2010

Obesity in America 2010

One-third of U.S. children are overweight, leaving the health and productivity of an entire generation at risk.

AIDS/HIV

AIDS/HIV

Virus that causes AIDS passes between U.S. and Mexico.

Inside Your Body

Inside Your Body

Find graphics, galleries and more that explain what’s happening in your body.