Since 2020, orcas have been causing harm to sailboats off the coast of the Iberian Peninsula. This file photo shows a killer whale navigating through the Strait of Gibraltar, which separates the Iberian Peninsula from North Africa. (Photo: Emmanuel Gaifami…
Bats have one of the most advanced hearing systems in the animal kingdom. (Image: VW Pics via Getty Images) The nocturnal hunter emits high-frequency sounds in flight, analyzing the reflected waves to navigate in the dark. Although these signals exceed…
Can you spot the differences between a water turtle (left) and a land turtle (right)? (Photo: LL28 and Francesco Riccardo Iacomino via Getty Images) Turtles are reptiles with a protective shell, but there are important differences between species. How can…
Kostensuchus atrox belonged to an extinct group of reptiles closely related to modern crocodiles and alligators. (Image credit: Gabriel Diaz Janten, CC-BY 4.0 ()) A new study has found that a giant crocodile-like hyperpredator likely stalked dinosaurs around 70 million…
(Image credit: Kilito Chan via Getty Images) Would you consider using a robot surrogate to support your pregnancy from conception to delivery? A Live Science survey asked readers about their willingness to use so-called “robot gestation systems,” in response to…
Today, scientists distinguish four generations of “aging chronometers” that assess age-related changes in the body using various parameters. (Image: ktsimage via Getty Images) Chronological years are easy to determine by the number of years lived, but biological age requires more…
A new study has documented a unique behaviour in nocturnal spiders: they keep fireflies in their webs to lure victims, checking on the insects regularly for an hour. Experiments showed that the presence of bioluminescent beetles in leaf-rolling spider webs…
The sloth was spotted crossing a road in Costa Rica’s Alajuela province, where habitat fragmentation means it has to spend more time on the ground to reach the next tree. (Photo: Emmanuel Tardy/Wildlife Photographer of the Year) A poignant photograph…
Previously unseen footage has captured thousands of catfish climbing a waterfall in southern Brazil – the first detailed observation of the species’ migration. The bumblebee catfish (Rhyacoglanis paranesis) gets its name from its black spots on its orange body and…
Microscopic image of a 9-day-old human embryo. Scale bar is 100 µm. (Image courtesy of the Institute of Bioengineering of Catalonia (IBEC)) For the first time, scientists were able to record in real time the process of implantation of a…