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Páscoa 2025: descubra as tendências e ideias incríveis

Páscoa 2025 traz tendências e dicas incríveis para celebrar. Venha descobrir como renovar suas tradições de forma criativa!

Several dozen monarch butterflies cling to an oyamel fir tree. More monarchs fly above it.

Preserving Mexico’s spruce forests can help monarch butterflies

An experiment to grow new forests in central Mexico offers hope that crucial winter habitat for millions of migrating monarch butterflies may survive into the next century. When scientists decided to plant hundreds of small oyamel firs (Abies religiosa) about 100 kilometers from their native habitat, they weren’t sure how many trees would survive. Today, […]

$An image taken under a microscope shows two phytoplankton, one at bottom left a fraction of the size of the one in the center of the image. The single-celled organisms swell to the larger size, allowing them to rise up the water column in the ocean.$

How tiny phytoplankton travel long distances up the ocean

It’s one of the most massive migrations on Earth: a huge biomass of tiny plankton traveling from the deep sea to the surface. However, not all of these organisms have limbs to propel themselves up. So how some of them manage to undergo such a long journey has been a mystery. Now, a team of […]

NASA’s Europa mission is a homecoming for a planetary astronomer

Planetary astronomer Bonnie Buratti remembers exactly where she was the first time she heard that Jupiter’s icy moon Europa might host life. It was the 1980s, and Buratti was a graduate student at Cornell University studying images of the planet’s moons taken during the Voyager 1 and 2 flybys in 1979. Even in those first […]