The New York Times

[:es]Systems in the brains of male and female songbirds are well-developed and finely tuned, but the wiring is different.[:]

[:es]Behind the frog’s surprisingly sophisticated number sense, scientists have found, are specialized cells located in the amphibian midbrain that tally up sound signals and the intervals between them.[:]

[:es]Elon Musk’s SpaceX company launched the world’s most powerful rocket, with a Tesla sports car as payload, into space. His ultimate goal is to send people to Mars.[:]

[:es]Babies born during the Dutch Hunger Winter became adults with higher rates of health problems. Now researchers may have found the genetic switches that made it happen.[:]

[:es]Researchers in Germany have developed a robot that is about a seventh of an inch long and looks at first like no more than a tiny strip of something rubbery. […]

[:es]For many mammals, a busy social life can be an important contributor to a long life. But some animals need more alone time than others, and failure to get it […]

[:es]While most people go to a garden if they want to see a butterfly’s scales in action, Timo van Eldijk’s search for wing scales required drilling more than a thousand […]

[:es]Caenorhabditis briggsae lost thousands of genes — a staggering quarter of its genome — since it diverged from Caenorhabditis nigoni a million years ago.[:]

[:es]The first hard data on fake-news consumption has arrived[:]