30 beluga whales have been waiting in a shuttered theme park for two years. They're finally getting out

Happy Friday. Today's lead story is about 30 beluga whales that have been living in a shuttered Canadian theme park for two years while international permits were sorted out. They're finally going home.

We also have the first sugar molecule ever detected in interstellar space, Maine's river herring returning in numbers not seen in decades, and India's first bullet train on track for 2027.

Have a great weekend.

—Stephanie S

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Marineland, a theme park near Niagara Falls, closed when keeping intelligent marine mammals in captivity became too controversial. But the 30 beluga whales still living in its tanks couldn't simply be let go. With no income to care for them, Marineland threatened euthanasia if permits to move them elsewhere weren't approved. A previous attempt to send them to China was rejected. For two years, the whales waited.

Now both NOAA and Canada's Department of Fisheries and Oceans have approved the transfers. Twenty-eight will go to the Georgia Aquarium, the Shedd Aquarium in Chicago, and SeaWorld facilities in San Diego and San Antonio. Spanish authorities are finalizing permits for the remaining two, who will go to Oceanogràfic València. Veterinarians still need to clear each animal for travel, but the aquariums have committed to high-quality environments and onsite medical care.

The beluga, a relative of the narwhal, is the only cetacean that naturally produces white skin. One captive male named No-see became so skilled at imitating human speech patterns that he once ordered a diver out of the tank. The diver surfaced.

An animal this intelligent deserves better than a shuttered park. It's taken two years, but it's happening. Read the full story.

Scientists have found amino acids and other organic molecules in space before, but never a true sugar — a molecule with four carbon atoms or more. That changed when Spanish researchers at the CSIC-INTA Center for Astrobiology aimed two radio-wave telescopes at a large molecular cloud called G+0.693-0.027, near the center of the Milky Way, and ran the data through spectroscopy analysis. What came back was erythrulose: a four-carbon sugar found in raspberries and suntan lotion, confirmed beyond doubt.

It's the first time a sugar molecule has been detected in interstellar space. Sugars aren't just sweeteners — they're building blocks for DNA. The discovery suggests that these key ingredients for life can form abiotically, without any biology, inside molecular clouds before stars and planets even begin to coalesce. Since 1937, scientists have identified 350 chemicals in interstellar space. This is the first sugar on that list.

"The detection of the first sugar in interstellar space suggests that the key ingredients for life can form in molecular nebulae before stars and planets form," said lead author Dr. Izaskun Jiménez-Serra. The paper is published in Nature Astronomy. Read the full story.

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The alewife, a small silver fish that colonial settlers, Native Americans, and every predator in the Maine woods once relied on, had been declining since the 18th century. Dams blocked their migration routes upriver to spawn. By 1994, annual inland catches had fallen from 3 million pounds to 150,000. The Passamaquoddy people, whose name for the species, siqonomeq, translates to "the fish that feeds all," watched the runs slow to trickles.

Then the dams started coming down. An effort that began in 1999 and finished in 2016, combined with a 2012 moratorium on offshore harvesting, transformed the Penobscot River in particular. Fish channels were built around the dams that remained. And in 2025, 20 million alewives ran up Maine's rivers on their annual migration from the Atlantic — the highest count in decades.

"We've gone from losing the fish completely in a lot of river systems due to damming and pollution, and now we have some of the largest populations in the globe," said Rustin Taylor of the Alewife Harvesters of Maine. He calls the two dam removals on the Penobscot "probably one of the premier success stories of our time." The fish are back. So is everything that depends on them. Read the full story.

India has the most extensive rail network on earth. It carries 7.41 billion passengers and 1.67 billion tons of freight annually across 45,000 miles of track, at an average speed of 63 miles per hour. It has never had a high-speed line. That changes in 2027, when the Mumbai-Ahmedabad corridor opens for phased passenger service, starting with the section between Surat, the global diamond cutting center, and Vapi, a chemical manufacturing hub.

The line uses Japan's Shinkansen technology, brought in alongside a large Japanese government loan. It runs at 164 miles per hour, is earthquake-resistant, and carries one of the strongest safety records in the history of rail. To build it, Indian contractors completed two national firsts: the country's longest conventional tunnel and its first undersea tunnel. The project was delayed four years by land acquisition complications, but the hard work is done.

"A considerable amount of work on the entire corridor has already been completed," said Dharmendra Tewari of Indian Railways. If the rollout is successful, future connections to the tech hubs of Pune and Chennai are envisioned for the 2030s, and a nation of 1.4 billion people will have finally joined the high-speed rail era. Read the full story.

🌍 Global: Scientists have identified a hidden feedback loop that explains how Earth has regulated its own climate for tens of millions of years, finding that sea level changes controlled phosphate availability in the ocean, which determined how much carbon was buried in seafloor sediments and how much CO2 stayed in the atmosphere.

💊 Global: A major international trial has found that finerenone significantly slows kidney function decline and reduces cardiovascular risk by 23% in people with chronic kidney disease who don't have diabetes, marking the first widely effective new treatment for the 850 million people worldwide with this condition who previously had limited options.

🪱 Global: Researchers studying an ancient bristle worm have formally defined a whole new class of materials called bio-metals, proteins bonded with metal ions that combine extreme hardness with size-dependent elasticity not seen in conventional metals, potentially opening an entirely new category of engineered materials.

🔭 Global: The James Webb Space Telescope has discovered a previously hidden third planet orbiting Beta Pictoris, one of the most studied star systems in astronomy, adding a new world to what is already one of the best-known examples of a planetary system in formation.

🌱 Estonia: Estonia has topped the 2026 Environmental Performance Index out of 177 countries, driven by a 40% cut in greenhouse gas emissions from power generation over the past decade, with Luxembourg, the UK, Finland, and the Netherlands rounding out the top five.

On July 17, 1955, Walt Disney opened Disneyland in Anaheim, California, the culmination of an idea he had been developing since taking his daughters to amusement parks in the 1940s and finding them underwhelming. He wanted something different: immersive, storytelling-driven, and designed for adults and children equally. His creative team founded WED Enterprises, the precursor to today's Walt Disney Imagineering, and built a park of eight themed lands circled by a genuine steam locomotive running on a continuous track. Three million people visited in the first year. The park has since logged more cumulative visits than any other theme park on earth.

Today Disneyland draws approximately 18 million visitors annually. Families who visited in the 1950s have brought their children, who have brought their children. The Sleeping Beauty Castle at the park's center has been photographed billions of times. Five steam locomotives still run their loop. The rides have changed, but the concept Walt sketched has not: a place where the story never stops.

Other notable July 17 events:

1717: Handel's Water Music premiered on the River Thames, 309 years ago today. King George I requested a piece to be performed on a royal barge excursion from Whitehall to Chelsea. So many Londoners took to the water to hear it that, according to The Courant, "the whole River in a manner was covered." The king was so pleased he ordered it repeated three times.

1862: President Lincoln signed the first federal law allowing persons of African descent to serve in the US military, 164 years ago today, a landmark step in the long history of Black military service in America.

1956: High Society was released, 70 years ago today, the first time Bing Crosby and Frank Sinatra ever collaborated on film. It was Grace Kelly's last role before she left Hollywood to become Princess of Monaco.

1975: An American Apollo spacecraft and a Soviet Soyuz docked with each other in orbit, 51 years ago today, remaining linked for 47 hours in the first international space link-up in history and a symbol of the policy of détente between two superpowers at the end of the Cold War.

— A.A. Milne

Every day brings amazing advances and uplifting moments that remind us just how wonderful the world can be. Here are five reasons why today is the best time ever to be alive:

🧬 Designing New Life From Scratch: Scientists can now design and assemble entirely new genetic sequences that have never existed in nature, creating microorganisms with novel capabilities for producing medicines, materials, and fuels that evolution never arrived at on its own.

🔬 Matter That Changes Its Mind: Researchers are developing programmable materials that can change their shape, stiffness, or function in response to light, heat, or electrical signals, opening the door to structures that adapt dynamically rather than remaining fixed.

🧠 The Brain Never Really Stops: Neuroscientists have found that the default mode network, active when the mind is wandering or at rest, plays a central role in creativity, future planning, empathy, and autobiographical memory, reshaping what scientists understand about what the brain is doing when it appears to be doing nothing.

🌊 Mapping the Deep Ocean's Hidden Rivers: New autonomous underwater vehicles are producing the most detailed maps ever made of deep ocean circulation, revealing how heat and carbon move through the ocean depths and significantly improving our ability to model the climate.

🌱 Turning Waste Into Living Soil: Converting agricultural waste into biochar, a stable form of carbon, and adding it to degraded soils measurably improves crop yields, water retention, and soil biodiversity while permanently locking away carbon that would otherwise re-enter the atmosphere.

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