Study finds parrots use their heads as a 'third limb'

No vertebrate (fish, mammal, bird, reptile, or amphibian) has ever had an odd number of limbs. Despite this "forbidden phenotype," some animals seem to use other body parts as a third or fifth "limb" to move from one place ...

'Spot the difference' to help reveal Rosetta image secrets

Today, ESA and the Zooniverse launch Rosetta Zoo, a citizen science project that invites volunteers to engage in a cosmic game of "spot the difference." By browsing through pictures collected by ESA's Rosetta mission, you ...

Citizens recruited to unlock the secret lives of echidnas

Researchers at the University of Adelaide's Environment Institute and members of the general public have recorded the largest number of echidna sightings across Australia to aid in the conservation of the iconic mammal.

Citizen scientists find 10,000 new variable stars

Volunteer citizen scientists parsing data from a network of telescopes around the world this year identified 10,000 new variable stars in the Milky Way, according to a recent paper.

Astronomers seek evidence of tech built by aliens

An international team of scientists led by a prominent Harvard astronomer announced a new initiative Monday to look for evidence of technology built by extraterrestrial civilizations.

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