Although eleventh-century Vikings did not have magnetic compasses at their disposal, it is thought that they could determine their orientation at sea using sun-compasses. Sun-compasses use the position of the sun's shadow ...
On a summer's day in July 1943, a U.S. B-25 Mitchell bomber left Tunisia in North Africa on a mission to attack the Sciacca Aerodrome in Sicily, Italy.
Archaeology
Nov 16, 2023
1
179
Forensic experts in Italy said Thursday they had reconstructed the DNA of a national war hero and poet by analysing semen he left on a handkerchief given to a lover 100 years ago.
Biotechnology
Mar 12, 2015
0
215
Like fingerprints, a firearm's discarded shell casings have unique markings. This allows forensic experts to compare casings from a crime scene with those from a suspect's gun. Finding and reporting a mismatch can help free ...
Mathematics
Oct 2, 2023
0
10
Forensic experts at the University of Abertay Dundee and the Scottish Police Services Authority (SPSA) are leading the way in the research of new ground-breaking forensic techniques within the field of fingerprints.
Engineering
Jan 31, 2011
0
0
On the morning of March 22, 1915, residents of the small town of West Shelby, New York, awoke to a horrific scene. A woman clad only in a bloodied nightgown lay shot to death in the snow on the doorstep of an immigrant farmhand, ...
Other
Mar 27, 2020
0
6
(PhysOrg.com) -- Criminal cases where forensic experts determine the age of bruises on victims from photographs could be flawed, according to scientific research.
Other
Apr 22, 2010
2
0
If you are into TV crime series, you have probably noticed how the likes of traces on bodies or shoe prints often help detectives to shorten their list of suspects. Such forensic evidence also plays a key role in real investigations, ...
Engineering
Jul 21, 2015
0
37
When Randy Kortering decided to upgrade computer network defenses at Haworth, a $1 billion-a-year office fixtures manufacturer, his chief of security warned him about social-networking use.
Internet
Mar 2, 2012
0
0
People are writing more than ever with their keyboards and phones, but handwritten notes have become rare. Even signatures are going out of style. Most credit card purchases no longer require them, and if they do, you can ...
Other
Jun 4, 2021
0
5
