Some animals fake their body size by sounding bigger than they actually are. Maxime Garcia from the University of Zurich and Andrea Ravignani from the Max Planck Institute for Psycholinguistics studied 164 different mammals and found that animals that lower their voices to sound bigger are often skilled vocalists. Both strategies—sounding bigger and learning sounds—are …

Many animals remain motionless or play dead after being attacked by a predator in the hope that it will give up and move onto some other unfortunate prey. Read More

Any uptake in electric vehicle use must be mirrored by the development of clean energy grids to mitigate both climate change and air pollution. Read More

An independent NASA-Boeing review team has completed its investigation into serious issues that arose during a test of Boeing’s Starliner spacecraft late last year. Boeing has now been given no less than 80 recommendations to put into practice, in what is an alarming display of the problems at the aerospace company. Read more… Read More

NASA’s InSight lander has been using its robotic arm to help the heat probe known as the “mole” burrow into Mars. The mission is providing the first look at the Red Planet’s deep interior to reveal details about the formation of Mars and, ultimately, all rocky planets, including Earth. Read More