Rowan Dart

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Smelted In Space? Ancient Iron Beads Linked To Meteorite

Since it was found in 1911, an Egyptian iron bead has sparked wonder and debate over how it was produced — made around 3,300 BC, it predates the region's first known iron smelting by thousands of years. Now, researchers say the iron was made in space and delivered to Earth via …

Why Hawaiian sea turtles still need protecting - Futurity

STANFORD (US) — Calls to lift protections for the Hawaiian green sea turtle may be …

Zoology

Asteroid 1998 QE2's close encounter generates a wave of attention online - Cosmic Log

Asteroid 1998 QE2, will fly past Earth at a distance of 3.6 million miles. NBC's Brian Williams reports.<p>Asteroid 1998 QE2, a space rock more than nine times as long as the QE2 ocean liner, is due to sail past Earth on Friday — generating a huge wave of observations and online commentary.<p>The …

Genome of frog-killing fungus sequenced - Futurity

CORNELL (US) — Researchers have sequenced the genomes of 29 strains of a fungus that …

Biochemistry

How to prevent an astronaut bloodbath on Mars

To protect the psyches of future space travelers, NASA might deck them out in wearable sensors that spot meltdowns before they happen<p>Sometime within the next two decades, a select cadre of men and women will likely embark on a trailblazing adventure: the first manned mission to Mars. Several …

A Generator That Harnesses Energy From Ocean Currents

A working model of the estimated $5-million device could be ready within a year.<p>The magic of ocean currents is that they surround every continent on Earth and they run all day, every day. That's what sets this energy source apart from wind, solar, tidal, or wave—all of which are cyclical, meaning …

Australian crocodile 'can puncture boat'

The number of crocodiles in Australia's Northern Territory is getting out of control and threatening people who live there.<p>Several people have been killed and many more confronted by them, so the government has launched a new campaign, Be Crocwise.<p>In Darwin there are nearly as many crocodiles as …

Australia