Today is the official start of hurricane season! 🌀⛈️🌊 Find out how WHOI scientists study the changing ocean—and how changes in temperature and salinity impacts storm intensity: go.whoi.edu/oceanweather 📹 Animation by Natalie Renier

📣Have you always wanted to work in Woods Hole? Don't miss this opportunity! WHOI's Marine Policy Center invites applications from established career professionals for its 3-month Visiting Scholar Program. Applications due June 15! 📲Find out more: go.whoi.edu/visiting-scholar

Need we say more? Come learn to Woods Hole and learn about the research we're doing for our ocean, our planet, and our future: go.whoi.edu/visit

A “disastrous cocktail” of weather events caused record flooding across Brazil’s Rio Grande do Sul region in 2024, upending millions of people’s lives. WHOI oceanographer Iury Simoes-Sousa is making sense of how ocean conditions contributed. Find out what he’s discovered: go.whoi.edu/brazilfloods

What's the largest wind-driven current on Earth? 🤔 ⁠ The Antarctic Circumpolar Current is connects all major ocean basins in a single, uninterrupted pathway that extends from the sea surface to depths of over 2.5 miles, reaching speeds up to 2 knots (or 2.3 mph)!⁠

New research involving WHOI’s Ocean Bottom Seismic Instrument Center and collaborators cracked a 30-year mystery: why a deep-sea fault in the Pacific triggers magnitude 6 earthquakes every five to six years, like clockwork, in nearly the same spots. Learn more from Eco Magazine: go.whoi.edu/Gofar

Henry Bigelow, WHOI’s founder and inaugural director, spent his career focused on identifying marine life—as seen in his scientific drawings. These sketches appear in several volumes published by Harvard between 1909 and 1911. See more unique artifacts from WHOI's history: go.whoi.edu/Artifacts

A new study led by WHOI biologist Francesco Ventura investigated why storm petrels take a slower and more energy-intensive flight across the open ocean. Learn more from @earthdotcom.bsky.social: go.whoi.edu/stormpetrel

Don’t send a buoy to do a shark's job 🦈 New research led by WHOI postdoc Laura McDonnell shows that sensor-tagged sharks may offer a way to fill data gaps in weather forecasting where traditional tools are sparse or expensive. Learn more from the @latimes.com: go.whoi.edu/sharkclimate

Headed to the WBUR Festival next weekend? Don’t miss WHOI President & Director Peter de Menocal’s conversation with @wbur.org ’s "Here & Now" host Peter O’Dowd! 📲Details & tickets: go.whoi.edu/wbur-festival-talk

Has the ocean twilight zone been hiding a secret for decades? A new WHOI-led study shows that industrial fishing has been extracting significant biomass from the ocean twilight zone for decades. Learn more from @oceanographicmag.bsky.social: go.whoi.edu/OTZFishing

It's World Turtle Day! 🐢🎉 All 6 sea turtles found in US waters are protected under the Endangered Species Act. Can you name them all? Hint: this one is a green sea turtle an MIT-WHOI join program student encountered while freediving in St. Croix, U.S. Virgin Islands. 📸 by Ciara Willis © #WHOI

WHOI paleo-oceanographer Elizabeth Sibert and colleagues traced microscopic fossil teeth of the bristlemouth found in ocean sediment, pushing the fish's known origins back by ~40 million years. Why is this significant? Find out from @sciencex.bsky.social: go.whoi.edu/FossilTeeth 📸 Paul Caiger

We recently had the honor of recognizing deep sea explorer Edie Widder with a WHOI Centennial Medal! As a conservationist, author, and founder of ORCA, Widder works tirelessly to raise awareness and safeguard the deep sea. 📲 Get to know Edie Widder: go.whoi.edu/edie-widder

Meet Alfred Redfield, a marine biology pioneer and founding member of WHOI! Redfield spent his summers in Woods Hole asking big questions about the ocean. His research revealed that ocean chemistry and ocean life aren't just related—they're inseparable. Learn more: https://go.whoi.edu/Redfield

What if ocean sensors had dorsal fins? New research led by WHOI postdoc Laura McDonnell shows that satellite-tagged sharks are more than top predators —they’re swimming data-collection instruments. Learn more from @usatoday.com: go.whoi.edu/sharktag 📸: Tom Burns/WHOI

As summer returns to Florida, will sargassum come with it? WHOI marine resource economist Di Jin estimates that sargassum’s impact on Florida’s economy is in the billions. What do researchers anticipate this summer? Find out from @miamiherald.com: go.whoi.edu/2026sargassum 📸 Al Diaz

This week, our scientists are out on R/V Neil Armstrong for the Future Fishery Alliance's inaugural research cruise! They're gathering data from the Gulf of Maine, a traditionally rich fishing ground that's warming faster than most of the world ocean 🎣 Learn more: go.whoi.edu/fisheryalliance

⁉️What am I? 📲 Leave your guess in the comments! Hint: In my "megalops" stage, my abdomen is stretched out and my legs are not fully formed. I'll remain this way for up to 3 weeks, molting several times and traveling with offshore currents until I mature and settle down—in a wetland near you!

It's the season of dads & grads!! 👨🏾‍🔧🎉👩‍🎓 Whether they just graduated—or have a grad of their own—help them stay cool and start deep conversations with a gift from the WHOI Store! Every purchase supports ocean science. Give the gift that keeps on giving: go.whoi.edu/shopwhoi

Here at WHOI, our researchers and engineers wear a lot of hats 🧢 Now you can rep the spirit of ocean exploration with a WHOI hat. Ranging from baseball caps to snap-backs, these hats not only fit your look but your next adventure as well. Science looks good on you: go.whoi.edu/Hats

Have you always wanted to know what really goes on in our labs and ships? Go behind the scenes of our seaside campus with a seasoned guide. We're now taking reservations for June tours: go.whoi.edu/whoiwalkingtour

We recently had the honor of recognizing NASA astronaut Sunita Williams with a Science Champion Award! An intrepid explorer, astronaut, former naval officer, and longtime WHOI Corp member, Capt. Williams has made extraordinary strides in advancing STEM—from outer space to the depths of the ocean.

Could kelp one day replace oil and gas to fuel our economy? 🤔 WHOI scientists are working on it! 👉Learn about the promise—and challenges—growing our energy in the ocean from the @apnews.com: go.whoi.edu/kelpfuel

If you think getting samples from the deep sea is hard, try taking them from an active underwater volcano! 🤖🌋 Thanks to federal funding, WHOI has developed several autonomous vehicles for this exact mission. 👉Take the plunge with this explosive Oceanus story: go.whoi.edu/volcanobots

It's been a busy day on the WHOI dock, with the return of R/V Neil Armstrong to Woods Hole! Named for the NASA astronaut whose “one small step” provided humanity with a new perspective on our planet, Armstrong services NSF's OOI Pioneer Array and enables research from the Arctic to the tropics.

are tonight! While our team won't be in New York City to walk the red carpet, this five-word acceptance speech—inspired by your comments—pretty much says it all! 📲Find out the story behind our website "It's An Ocean World," from the Cape Cod Times: go.whoi.edu/webby-ocean-map

We're getting ready. Stay tuned for Alvin's next adventure, departing on June 8!⁠ ⁠ IYDKNYK... Alvin is the nation's deepest-diving, human-occupied submersible, operated by WHOI, owned by the with significant funding from the ⁠ 📹 by Elise Hugus & Daniel Cojanu/WHOI

⁉️ Humans are not the only mammals to use “baby talk” with their offspring! WHOI research found that bottlenose dolphins modify their whistles to communicate with their calves, using a higher pitch and a signature call to get their attention! 🐬Tune in: go.whoi.edu/dolphin-motherese

New ships, new science… and in 1969, a new dock. As ocean science expanded in the '60s, WHOI needed a working waterfront for mobilizing ships—loading instruments, testing equipment, and preparing for expeditions. More than five decades later, the dock has supported hundreds of research voyages.

We’re excited to launch the Polar Ocean Image Collection, 500+ stunning images freely available to anyone who wants to communicate about the importance of polar research. Created in partnership with Ponant Explorations, The Ocean Agency and UNESCO 📲Dive in: go.whoi.edu/polar-ocean-images

📣Have you always wanted to work in Woods Hole? Don't miss this opportunity! WHOI's Marine Policy Center invites applications from established career professionals for its 3-month Visiting Scholar Program. Applications due June 15! 📲Find out more: go.whoi.edu/visiting-scholar

New research tracing over 100,000 years of reef history shows that deep-water corals in the Galápagos vanished 5,000 years ago for over a millenium, driven by a prolonged shift in Pacific climate patterns. 📲Get the full story from @oceanographicmag.bsky.social go.whoi.edu/galapagos-corals

🌊Looking for the ultimate wave? You might try Titan, the largest of Saturn’s 292 moons! In a new model created by @mit.edu + WHOI called PlanetWaves, you can see how a small breeze generates enormous waves on Titan’s hydrocarbon-laden seas! 🏄Surf with from @popsci.com: go.whoi.edu/titan-waves

How does a wreck become a reef? 🤔 WHOI scientists are studying sunken ships and planes to figure out what makes some vibrant habitats—and others, sources of pollution 🪸 👉Dive into the intersection of history and ecology with Oceanus: go.whoi.edu/ruin2reef

How are sharks like oceanographers? 🤔 A new study from WHOI's Laura McDonnell finds that sharks outfitted with temperature sensors can fill important gaps in ocean temperature data, helping improve weather predictions.🦈 👉Dive deeper: go.whoi.edu/shark-forecast 📸: Mako shark by Tom Burns/WHOI

Why did oysters struggle to survive last winter's deep freeze? With New England shellfish farmers losing up to 50% of their yields, @seagrant.whoi.edu experts say it may be time to explore new techniques. 📲Get the full story from @bostonglobe.com: go.whoi.edu/bg-oyster

📣 We need your help to come up with a 5-word acceptance speech for our People's Voice Award from the #WebbyAwards@ 🎤 Help us win the Internet…again! Leave your 5-word suggestion in the comments before May 4! 📲For inspiration, check out our award-winning site: go.whoi.edu/ocean-world

In the summer of 1945, the WHOI dock was packed like a Cape Cod parking lot in July. At its WWII-era peak, our research vessel fleet swelled to 14 ships, each one playing an instrumental to science and national service. A full harbor, a busy crew, and ocean science moving full steam ahead.

We welcomed R/V Atlantis home on April 28— the first time this WHOI-operated global class research vessel has been back to Woods Hole, Mass. in four years!

Maine winters can be tough, but coastal wetlands aren’t freezing up on the job! A WHOI researcher is surveying these systems year-round, tracking how they continue to move water and store carbon even in the coldest months. Read more in the full story from WABI Maine: go.whoi.edu/wabi-marsh

📲Learn more about the origin and risks of marine microplastics in our Ocean Learning Hub: go.whoi.edu/oceanplastic

Welcome to Whistle 101, where the classroom is underwater, and all of your peers are dolphins! In a recent episode of @scifri.bsky.social, WHOI marine bioacoustician Laela Sayigh explains how dolphins use signature sounds to introduce themselves. Learn more: go.whoi.edu/scifri-dolphins

How does carbon move through Maine’s coastal marshes when they’re frozen over? WHOI coastal hydrologist Julia Guimond has spent the past two winters slogging through snow and ice to find out! 👉 Get muddy with Fox ABC Maine: go.whoi.edu/wvii-marsh

Wear your passion for our ocean planet on your sleeve—and support our marine research with your purchase! Made from upcycled cotton and recycled plastic bottles, this soft yet durable long-sleeve features the WHOI motto on the back. 🙌Show your Earth Day pride: go.whoi.edu/ocean-planet-shirt

This Massachusetts Right Whale Day, we are celebrating the birth of 23 new calves for the 2025-26 calving season! 🥳 📲Learn more about these magnificent whales and how WHOI is working to protect them: go.whoi.edu/RightWhale 📸 Michael Moore © WHOI, permit 27066

Not all climate heroes wear capes! This Earth Week, we’re shining a light on salps, the gelatinous tunicates quietly shuttling massive amounts of carbon into the deep. Learn more about them from Oceanus: go.whoi.edu/squishyhero 📸 Paul Caiger, Tom Kleindinst/WHOI, Deborah Steinberg/VIMS

Sei you later! A new @wcs.org study utilized WHOI technology to show endangered sei whales consistently visit the waters of the New York Bight, home to one of the busiest ports in the United States. Dive in with @oceanographicmag.bsky.social: go.whoi.edu/sei-omag 📸 NEFSC, MMPA permit 17355-00

🏆 It's an Ocean World is a #Webby People's Voice Award winner! This one belongs to our community. You voted, you showed up, and it made all the difference. Thank you! 🌊 See why it's an ocean world: https://go.whoi.edu/ocean-world

🌎 Happy Earth Day from all of us at WHOI! 🌏 Reducing your plastic footprint is one of the best things you can do for our ocean, our planet, and our future! 📲Dive into our research into ocean plastics: microplastics.whoi.edu