alok anand

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Strange, Glowing Night Clouds Continue to Spread

Author: Joe Hanson. Joe Hanson Science<p>Date of Publication: 06.13.13.<p>Time of Publication: 3:55 pm. 3:55 pm<p>Just after summer sunsets in northern …

Why Bill Gates Is Investing In Chicken-Less Eggs

The egg of the future may not involve a chicken at all. In fact, in the high-tech food lab at Hampton Creek Foods in San Francisco, the chicken-less egg substitute has already been hatched.<p>"We're trying to take the animal totally out of the equation," Josh Tetrick, founder and CEO of Hampton Creek …

Element of the week: protactinium | video

This week's element is protactinium, which has the symbol <b>Pa</b> and the atomic number <b>91</b>. This element was originally named proto-actinium ("parent of …

The Physics of Star Trek by Lawrence M Krauss – book review

Teleportation is technically demanding, especially when the object being teleported is a whole human. The energy required to turn Captain Kirk into a …

Greedy Algae May Thwart Ocean Fertilization Efforts

Another study shows iron fertilization may not be a great solution to climate change.<p>One idea for removing excess carbon dioxide from the Earth's atmosphere may not work as well as advertised, according to a new study. The problem arises from extra-greedy diatoms, a type of algae with structured …

Video: How black holes emit x-rays

At team of astrophysicists says it has shown, for the first time, that high-energy light emission is not only possible, but inevitable when gas is …

Black Holes

Why fireflies light up

A firefly’s familiar glow is caused by chemical reaction. Explanation here, plus many wonderful firefly photos.<p>Fireflies are sometimes called …

Nature

Planets like Earth could be hiding in space dust - Futurity

U. ARIZONA (US) — Astronomers are working on a new technique to detect dust clouds …

Space