Paulo Martel

12 Flips | 2 Magazines | @marsipan | Keep up with Paulo Martel on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Paulo Martel”

Who Were The First Organisms To Live On Land?

Most scientists give the credit to a group of mossy swamp-dwellers that originated underwater, but new evidence points to a mysterious life-form that lived--and died--millions of years earlier.<p>A new paper out in the journal Nature this week has stirred up an old debate among geologists about when, …

A low-cost, implantable electronic biosensor | Kurzweil

Field effect transistor protein biosensor schematic. A sensing channel connects the source (S) and drain (D) with a reference electrode (RE). When a …

Nanotech

Amazingly, Actual Molecules Look Just Like High-School Textbook Drawings

Those little hexagon diagrams you studied in chemistry class turn out to be very close representations of the real thing, as new pictures show.<p>Sciencexpress<p>Those little hexagons you studied in high-school chemistry -- they are real things! Real, tiny, tiny things that make up the world around us, …

Could this be the secret to limb regrowth in humans?

A theory of everything ... has physics gone too far?

<b>Jim Baggott, author of Farewell to Reality: How Fairytale Physics Betrays the Search for Scientific Truth</b><p>The discovery of the Higgs boson was a …

A Few Fundamental Physics and Astronomy Questions for the Next Few Decades

There is no doubt that progress in physics and astronomy in the past century has been phenomenal. From the tiny matter particles (such as quarks, electrons, neutrinos) of the so-called "Standard Model" and the associated force-carrying bosons (such as photons, gluons, <i>W</i>, <i>Z</i>), to the cosmic microwave …

Physics

An illusion of neutrality and synonymous sites - Gene Expression

By Razib Khan | July 11, 2013 7:42 am<p>Central Dogma<p>One of the elementary aspects of understanding genetics on a biophysical scale is to characterize …

Embryonic stem cells could help restore sight to blind

Scientists have shown that light-sensitive retinal cells, grown in the lab from stem cells, can successfully integrate into the eye when implanted …

Researchers Find Biggest Viruses on Earth. They Have Named Them Pandoravirus

Mimiviruses, which are extremely large viruses, were discovered about ten years ago. The discovery prompted the scientific community to reconsider …

Gene Machine

A pipe that copies DNA using the heat of a lightbulb.<p>Biology's equivalent of an office copier is a PCR machine. PCR, short for polymerase chain reaction, is now a staple in crime-scene forensics, heredity tests, and organism hijacking. It's a mind-boggling feat. Among billions of base pairs that …

Improve sound quality on your Android

Attention audiophiles: there's a more satisfying way to improve music EQ than using what's stocked on your Android device. Check out this app and enhance your listening experience!