Planet home “In Habitat Earth," says Ryan Wyatt, Director of Morrison Planetarium, "we’re advancing the boundaries of traditional planetarium content, which focuses primarily on astronomy and space." ...

The Academy sent its first team of “sailor-scientists” to the Galápagos in 1905. Among them were collectors Alban Stewart, Rollo Beck, Edward W Gifford, FX Williams, Joseph Hunter, Joseph Slevin, and ...

“The Forest Of The Monarchs,” a photo of the Monarch Butterfly Biosphere Reserve in Michoacán, Mexico, taken by National Geographic Explorer Jaime Rojo won the 2024 BigPicture Grand Prize.

In FY25, the Academy incurred a cash deficit of $7.3M. For the current fiscal year, the cash deficit is projected to exceed $8.0M. This is due in large part to the costs of maintaining our buildings ...

Sea slugs are spectacular tidepool treasures—and we need your help finding them! This May, share your sea slug observations during the Sea Slug Search to help fill data gaps and deepen our ...

SAN FRANCISCO, CA (February 25, 2025) — A new study of coyote movement patterns published today in Ecology Letters challenges previous research that suggests ecological landscape features—like the ...

Cal Academy opens at 9:30 a.m. Mon.–Sat. and 11 a.m. Sun. 10:15 a.m. Learn about animals' senses—including your own!—through this interactive Sensory Storytime. Daily, 10:15 a.m. 10:30 a.m. Learn ...

Each of the winning images in the BigPicture: Natural World Photography exhibition enshrines a fleeting moment on Earth that might otherwise escape our attention. Visit the exhibition at the Academy ...

All life on Earth is part of a complex web of connections within and across ecosystems. Humans are inhabitants of a global ecosystem; biological networks intersect with those built by humans. Earth's ...

Aug. 23–28, 2026 Hike, bike, kayak, raft, and cruise through the untamed coastal landscapes of Alaska. Dec. 5–12, 2026 Venture to rarely visited dives sites and observe frontline conservation on the ...

Although careful, meticulous observation is often underrated, Rich Mooi has built a career on his attention to detail. For more than 30 years, Mooi has been steadily filling in and building onto the ...

Brian Fisher, the California Academy of Science's renowned entomologist, reveals there are 22,000 species of ants populating the earth. “Our ability to dig deeper into their hidden world can shed ...