Security first: When a footstep is like a fingerprint
How a bare foot strikes the ground as one walks reveals your identity almost as well as a fingerprint, according to a study released Wednesday.
Video: New forensic fingerprinting approach retrieves elusive prints
Forensics experts can't always retrieve fingerprints from objects, but a new coating process developed by Penn State professors may change that.
Chemist contributes to development of novel method for recovering old fingerprints
A Northern Illinois University chemist is part of an international team of scientists whose work might someday crack open cold-case files.
Researchers characterize biomechanics of ovarian cells according to phenotype at stages of cancer
Using ovarian surface epithelial cells from mice, researchers from Virginia Tech have released findings from a study that they believe will help in cancer risk assessment, cancer diagnosis, and treatment efficiency ...
New class of stellar explosions discovered
They're bright and blue-and a bit strange. They're a new type of stellar explosion that was recently discovered by a team of astronomers led by the California Institute of Technology (Caltech). Among the most ...
Facebook to scan for child porn
Facebook's chief technology officer said Thursday that the social network will start scanning for child pornography and images of missing children.
Following your steak's history from pasture to plate
The package on a supermarket steak may say "grass-fed" or "grass-finished," but how can a consumer know whether the cow spent its days grazing peacefully on meadow grass or actually gorged on feedlot corn? In ACS's Journal of ...
Your smartphone knows everything about you, and it tells tales
In the sexy but increasingly scary world of smartphone forensics, insiders have a name for all the personal information purposely or unknowingly stored inside that iPhone or Android or Blackberry in your pocket. They call ...
False positives rare from fingerprint examiners
In a controlled study, fingerprint examiners who determined that a crime scene-quality print matched a high-quality sample from the same individual were correct 99.8% of the time.
New technique improves sensitivity of PCR pathogen detection
A new procedure devised by U.S. Department of Agriculture (USDA) scientists and colleagues can improve polymerase chain reaction (PCR)-based methods of detecting plant disease organisms.
Caught red-handed: Detection of latent fingerprints through release of fluorescein from a nanofiber mat
(PhysOrg.com) -- When a forensic agent dusts a surface with powder or exposes it to the vapors of an iodine chamber, mystery fans know what is going on: This is how latent fingerprints are made visible so ...
'Fingerprints' match simulations with reality
A theoretical technique developed at DOE's Oak Ridge National Laboratory is bringing supercomputer simulations and experimental results closer together by identifying common "fingerprints."
DNA better than eyes when counting endangered species
Using genetic methods to count endangered eagles, a group of scientists showed that traditional counting methods can lead to significantly incorrect totals that they believe could adversely affect conservation ...
How nature's patterns form
When people on airplanes ask Alan Newell what he works on, he tells them "flower arrangements."