passage

Animal behaviour: Rats can accurately estimate the passage of time

by

Rats trained to leave 3.2 seconds between presses of a lever or to hold it down for this length of time seem able to judge whether they were accurate enough to have earned a reward Life 21 February 2022 By Carissa Wong Rats can judge their ability to keep track of the passage of time … Read more

‘Wind’ from Earth’s middle layer blows through a secret passage beneath Panama

by

A geological secret passage beneath Panama may explain why rocks from Earth’s mantle are found more than 1,000 miles (1,609 kilometers) from where they originated.  This opening, located some 62 miles (100 km) below Earth‘s surface, may allow a flow of mantle materials to travel all the way from beneath the Galápagos Islands to beneath … Read more