Hidden Layer of Information in Our DNA Revealed and Other Future Tech
#HappyMonday! And we’re back with more future science and
technology news for the day. Don’t miss the latest digest for today.
Hidden Layer of
Information in Our DNA Revealed
We all know that everything about us is defined in our genes
– genetic code that affects our body from the time we are born. In an effort to
understand DNA and make genetic modification better, theoretical physicists
from Leiden University (Netherlands) have just confirmed that there is a second
layer of information hidden in our DNA – the mechanical properties of the DNA,
that is, the way DNA folds itself, controls which genes are going to be
affected in our body.
“Eukaryotic DNA is strongly bent inside fundamental
packaging units: the nucleosomes. It is known that their positions are strongly
influenced by the mechanical properties of the underlying DNA sequence. Here we
discuss the possibility that these mechanical properties and the concomitant
nucleosome positions are not just a side product of the given DNA sequence,
e.g. that of the genes, but that a mechanical evolution of DNA molecules might
have taken place,” reads their study.
You Can Wear This
Phone on Your Wrist
Lenovo unveiled a non-functional prototype of a bendable
smartphone, called CPlus, at Lenovo’s Tech World 2016 expo. The Android phone’s
display measures 4.26 inches, and will come in 12 colors.
“The Lenovo CPlus and Folio concepts highlight how flexible
screens and components can enable dual-devices and multiple usage scenarios
like never before. We’ve also refined our connected Smart Shoes technology
based now on the Intel® CurieTM module and featuring wireless charging. With
Smart Shoes, users can track fitness data, play motion controlled games and
receive customized news and information based on their activity data pushed to
their smartphone”, the company says.
Enhancing the
Performance of Solar Energy Harvesting
In science, there is a theoretical limit as to how much
sunlight can be converted into electricity. Called Shockley-Queisser Limit, it
allows us to set a benchmark for solar cell conversion. Now, researchers from Massachusetts
Institute of Technology have come up with a way to increase the output by using
solar photovoltaics, or STPVs.
According to the Massachusetts Institute
of Technology website: “While all research in traditional photovoltaics
faces the same underlying theoretical limitations. With solar thermophotovoltaics,
you have the possibility to exceed that. In fact, theory predicts that in
principle this method, which involves pairing conventional solar cells with
added layers of high-tech materials, could more than double the theoretical
limit of efficiency, potentially making it possible to deliver twice as much
power from a given area of panels.
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