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Oceans‘Jet packs’ and ultrasounds could reveal secrets of pregnant whale sharks
Only one pregnant whale shark has ever been studied. New underwater techniques using ultrasound and blood tests could change that.
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AnimalsInvasive yellow crazy ants create male ‘chimeras’ to reproduce
Yellow crazy ants are first known species where chimerism is required in males: Each of their cells holds DNA from just one of two genetic lineages.
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ArchaeologyHair analysis reveals Europe’s oldest physical evidence of drug use
Analyses of human hair found in a Mediterranean cave turned up psychoactive plant substances, revealing use of hallucinogens around 3,000 years ago.
By Bruce Bower -
Planetary ScienceVenus has almost 50 times as many volcanoes as previously thought
Where are there NOT volcanoes on Venus? A new map of the planet unveils a veritable volcanic bonanza.