A new analysis of the remains of a Tyrannosaurus rex (T. rex) that roamed Earth 68 million years ago has confirmed traces of protein from blood and bone, tendons, or cartilage. The findings, scheduled for publication in the ...
Materials Science
Jul 29, 2009
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Over the past decade, advances in genetic mapping tools have provided great insight into how DNA influences cell behavior. But genetics is only half the equation; much of cells' behavior is the result of post-transcriptional ...
Analytical Chemistry
Nov 21, 2013
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(Phys.org) —Over a puddle, up to the basket, off the high dive—we all take leaps from time to time.
Plants & Animals
Jul 10, 2013
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Proteins are the workhorses of the cell. Their activity is often controlled by adding or removing chemicals called phosphates, like switching an electrical current on or off. Measuring how many proteins are phosphorylated, ...
Analytical Chemistry
May 10, 2019
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112
A lone rooster sees a lot of all the hens in the flock, but the hen with the largest comb gets a bigger dose of sperm - and thus more chicks. This sounds natural, but behind all this is humanity's hunger for eggs.
Plants & Animals
Sep 4, 2012
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If you've ever seen a delivery truck driving around on campus, there's a small chance there could have been human bones nestled among its cargo. Their destination? Penn State's Center for Quantitative Imaging, where a group ...
Archaeology
Aug 16, 2016
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Biology professor Beth Shapiro is one part laboratory scientist and one part Indiana Jones style adventurer, traveling to remote locations to find fossilized bones and eggshells of ancient animals and extract their ancient ...
Other
Jun 16, 2011
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A team of researchers from Australia, Germany, the U.S. and Canada has found that it is possible to identify old bones by scanning the collagen they contain using mass spectrometry. In their paper published in the journal ...
Using ancient proteins and DNA recovered from tiny pieces of animal bone, archaeologists at the Max Planck Institute for the Science of Human History (MPI-SHH) and the Institute of Archaeology and Ethnography (IAET) at the ...
Archaeology
Oct 31, 2018
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294
(HealthDay)—Resistance or strength training isn't just for bodybuilders—it's for everyone, and it's essential to combat the natural tendency to lose muscle mass with age.
Health
Jul 12, 2018
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