The surprising history of the extraterrestrial-life debate

The surprising history of the extraterrestrial-life debate

Special to CosmicTribune.com  By R. Clinton Ohlers   The debate over the existence of extraterrestrial life has a surprisingly long history — one as old as the history of science itself. Astrophysicist and historian of science and religion, Parandis Tajbakhsh, recently summarized this history for the International Research Network for Science and Belief in Society. […]

Nanotechnology provides ‘life-style intelligence’ for forensic experts

Nanotechnology provides ‘life-style intelligence’ for forensic experts

Nanoparticles can reveal information held by fingerprints that is currently inaccessible. In particular, they can be engineered to bring antibodies that bind with metabolites contained in the sweat of the fingerprint. These metabolites are breakdown products of the consumption of cocaine or nicotine. When the antibodies recognize the metabolite, they cause a colour change. This […]

Solar spectrum shifted from absorption to emission during eclipse

Solar spectrum shifted from absorption to emission during eclipse

[CLICK ON IMAGE FOR HIGH RESOLUTION / Constantine Emmanouilidi] In a flash, the visible spectrum of the Sun changed from absorption to emission on November 3rd, during the brief total phase of a solar eclipse. [Normally a spectrum of the sun will show dark lines where where wavelengths of energy for elements have been absorbed […]