Science

[:es]Southern Australia’s Strzelecki Desert is home to two very different landscapes: an area of 10-meter-high sand dunes with patches of dense woody shrubs, and—just a few kilometers away—shorter and flatter […]

[:es]Billions of years ago, life crossed a threshold. Single cells started to band together, and a world of formless, unicellular life was on course to evolve into the riot of […]

[:es]Darwin, Newton, Einstein. When scientists reach a certain level of fame, first names need not apply. That’s especially true if the scientist is a man, according to a new study. […]

[:es]A recent marriage of three hot fields—ancient DNA, the genome editor CRISPR, and «organoids» built from stem cells—offers a provocative, if very preliminary, new option. At least two research teams […]

[:es]Africa’s baobab tree looks like something from a Dr. Seuss book. When young, the species (Adansonia digitata) is single-stemmed, branchless, and sports fruit that resembles giant sausages. Now, researchers report […]

[:es]Although we tend to think of evolution as happening over thousands, if not millions, of years, critical changes can take little more than a century. That’s what happened with a […]

[:es]Thirteen thousand years ago, as the last ice age ended, entire stretches of Australia’s Great Barrier Reef perished. Rising sea levels blanketed the world’s largest collection of corals with sediment […]

[:es] What’s really behind ‘gluten sensitivity’?[:]

[:es]A decade ago, when excavators claimed to have found stone tools on the Greek island of Crete dating back at least 130,000 years, other archaeologists were stunned—and skeptical. But since […]