If you want to know how climate change and hypoxia—the related loss of oxygen in the world's oceans—affect fish species such as the economically important Baltic cod, all you have to do is ask the fish.

In 2019, researchers at the California Academy of Sciences added 71 new plant and animal species to our family tree, enriching our understanding of Earth's complex web of life and strengthening our ability to make informed conservation decisions. The new species include 17 fish, 15 geckos, eight flowering plants, six sea slugs, five arachnids, four eels, three ants, three skinks, two skates, two wasps, two mosses, two corals, and two lizards. More than a dozen Academy scientists—along […]

Outbursts of energetic particles that hurtle out from the sun and can disrupt space communications may be even more varied and numerous than previously thought, according to results from the closest-ever flyby of the sun.

Every now and again, scientists discover fossils that are so bizarre they defy classification, their body plans unlike any other living animals or plants. Tullimonstrum (also known as the Tully Monster), a 300m-year-old fossil discovered in the Mazon Creek fossil beds in Illinois, US, is one such creature.

South-west Sweden's best preserved rock painting has now been dated—it is from the late Stone Age. With the aid of new technologies, researchers at the University of Gothenburg have been able to reveal a number of previously unknown motifs that are no longer visible to the naked eye. The most important of these newly discovered motifs are boats with elk-head stems. This is the first time that these kinds of boats have been documented in southern or western Scandinavia and these motifs […]