Tag Archives: blood

Cool Jobs: Crime scene investigators

By Sid Perkins / December 5, 2012

The dead do tell tales — if experts care to listen. Forensic anthropologist William Bass arranges a display of how a person’s bones change year by year as we age. This information can help identify a crime victim when little else is known. Credit: University of Tennessee, Knoxville

These researchers don’t miss a clue

Posted in Chemistry, STEM Careers | Tagged blood, blowflies, bones, cadaver, cool jobs, crime scene, CSI: Crime Scene Investigation, DNA, evidence, FBI, feature, fingerprints, Forensic Anthropology Center, forensics, genes, Kendall Stoner, maggots, polymerase chain reaction, Reanna Day, the Body Farm, William Bass

Bird malaria moves north

By Stephen Ornes / October 10, 2012

Black-capped chickadees, like the one shown here, stay in Fairbanks, Alaska, year-round. Scientists report that some of the birds have been found with avian malaria, suggesting that the germ that causes the disease has established itself in the far North. Credit: Mdf/wikipedia

Germs that cause a so-called tropical disease make themselves at home in frosty Alaska

Posted in Animals | Tagged Adaptation, avian malaria, birds, blood, climate change, disease, disease ecology, ecology, epidemiology, evolution, getinvolved, global warming, malaria, microbes, microbiology, mosquito, parasite, protozoa, Ravinder Sehgal, Robert Fleischer, San Francisco State University, Smithsonian Institution, tropical disease

Crime-solving camera

By Stephen Ornes / August 31, 2012

A digital camera fitted with the right filters, like the one shown here, can detect only infrared light. The crime-fighting trick can reveal bloodstains hidden behind layers of paint. Credit: bmcent1/iStockphoto

Quick-change trick allows a digital camera to photograph blood concealed by paint

Posted in Light & Radiation | Tagged blood, blood detection, camera, crime, detectives, filter, filters, forensic science, forensics, getinvolved, Glenn Porter, infrared, lens, Lenses, lenses/mirrors/filters, light, paint, photography, physics, radiation, University of Western Sydney, wavelength

Blood does a body good

By Sarah Webb / August 17, 2011

Bags of red blood cells from donors await injured or sick patients. Credit: National Institutes of Health

Studies of the superfluid aid in the prevention and treatment of diseases

Posted in Body & Health | Tagged blood, cardiovascular/respiratory, circulation, feature, immunity, lymphocytes, plasma, platelets, red blood cells, white blood cells

Secrets of the world’s extreme divers

By Roberta Kwok / April 24, 2011

For emperor penguins and other animals,
being able to hold their breath the longest could be in the blood

Posted in Animals | Tagged blood, divers, feature, gas, kinetic molecular theory

A clean getaway

By Dina Fine Maron / December 2, 2008

New household cleaners may make blood hard to find at crime scenes

Posted in Chemistry | Tagged blood, blood detection, presumptive test

Blood goes stale—and fairly quickly

By Cynthia Graber / April 2, 2008

Doctors have long thought it safe to store donated blood for up to 42 days, but some patients do better when the blood they receive is fewer than 14 days old.

Posted in Body & Health | Tagged blood, blood bank, blood storage, blood transfusion

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