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MARINE RADIOCARBON AGE DETERMINATION
In the 1950s, U.S. nuclear tests were conducted at Bikini and Enewetak; decades later, Guam corals preserved carbon-14 spikes linked to tests in 1954, 1956, and 1958Guam’s coral reefs act as natural historians, chronicling chemical footprints of Cold War-era nuclear tests. Distinct radiocarbon spikes fr...- In 2014, Maine began developing a fish elevator to carry American shad past Milford Dam. 12 years later, the system could reopen 600 miles of river habitat to a fish whose migration has been blocked for decadesA Maine fish elevator could reopen 600 miles of river habitat for alewives, giving a small fish a much bigger chance to return upstream. Th...
- Zydus Lifesciences gets USFDA nod for generic ascorbic acid injectionZydus Lifesciences secured final USFDA approval for its generic ascorbic acid injection. This approval is for the treatment of scurvy in sp...
- US armed forces conducts first $2,000 attack drone live-fire test near North Korean borderUS Marines have conducted their first live-fire FPV attack-drone exercise on the Korean Peninsula, with six Archer drones striking mock bar...
- Earlier this year, Michigan researchers analyzed lake sturgeon records spanning decades. 300 years later, their findings point to fish still living around the Great lakes for nearly 3 centuriesNew research from Michigan researchers suggests that lake sturgeon in the Great Lakes may live far longer than previously believed. The stu...
- In 2021, Cyprus submerged 93 sculptures to create an underwater forest; concrete trees rise from the seabed at different depthsAn underwater sculpture park in Cyprus offers a unique habitat for marine life. This art installation, MUSAN, features concrete figures and...
- 12,000 years ago, Yellowstone’s dry summers began leaving a charcoal trail in its lakes. 6,000 years later, researchers found the same climate pattern linked to lower lake levels and reduced hydrothermal activityYellowstone lake sediments preserved ancient climate and environmental records. Warmer, drier summers between 12,000 and 6,000 years ago br...
- Dolphins use ‘sponge gloves’ to hunt: The clever trick is passed from mothers to their calves. Scientists share fascinating story of dolphins' hunting techniqueIn Shark Bay, Australia, some bottlenose dolphins use marine sponges as hunting tools, placing them over their beaks while searching for pr...
- In the 1950s, J. Desmond Clark found a notched log at Zambia’s Kalambo Falls but died without proving its age; 60 years later, dating revealed the world’s oldest wooden structure at 476,000 yearsIn the 1950s, archaeologist J. Desmond Clark discovered a notched log at Zambia’s Kalambo Falls. He died without ever proving its true age....
- Pia Dandiya, Indian-origin educator who founded school for low-income students, wins Florida Democratic primary; faces Republican ex-Marine Casey Askar in November showdownPia Dandiya has clinched the Democratic primary for Florida’s newly redrawn 22nd Congressional District, setting up a contest against Repub...
- WATCH: Hayden Panettiere's final PETA appearance filmed just weeks before her tragic death - Her powerful message about dolphins and whalesIn her last poignant PETA campaign, actress Hayden Panettiere, who recently passed away, addresses the plight of dolphins and whales in mar...
- In 1991, a Norwegian geologist found one ancient polar bear bone. 34 years later, 6,000 bones revealed a 75,000-year-old Arctic communityA polar bear rib led to the discovery of an ancient Arctic animal community. Researchers examined over six thousand bone fragments using DN...
- A 3,700-year-old olive tree in Portugal keeps producing olives as old trunk sections sprout again, revealing how one of nature’s longest-lived trees can repeatedly rejuvenate itself across thousands of yearsPortugal is home to olive trees that may be more than 3,700 years old. These ancient trees have survived droughts, wars, changing landscape...
- Singapore put solar panels on the sea expecting waves to be the biggest challenge, but barnacles had other plansSingapore is using floating solar farms to address land scarcity while expanding renewable energy generation. However, marine organisms can...
- A vast ocean conveyor carries water from Greenland through the Atlantic for 350 years and shapes rainfall in Brazil; 15,400 years ago, it suddenly surged beyond today's strengthRecent sediment analyses indicate that the Atlantic Meridional Overturning Circulation has undergone surprising fluctuations in intensity. ...
- 10th-grade student turns coconut husk into a natural filter that can remove microplastics from seawaterA 10th-grade student in Hawaii began with a project to filter polluted seawater using coconut husks. Her research later found naturally occ...
- Quote of the day by Rachel Carson: 'Those who dwell among the beauties and mysteries of the earth are never...' - American marine biologist's insightful take on on nature, happiness and inner peaceQuote of the day by Rachel Carson: Renowned for her contributions as a marine biologist and conservation advocate, Rachel Carson emphasized...
- Humans built cities, fought wars & watched empires disappear while one tree kept growing: Over 5,000 years old, the world’s oldest tree Methuselah was discovered like thisMethuselah, a venerable bristlecone pine believed to be nearly five millennia old, grows in California’s White Mountains. This extraordinar...
- A rare Greenland shark found in Ireland gave scientists new clues about how it lives for centuriesGreenland shark lifespan explained: A rare Greenland shark washed ashore on Ireland's west coast in April 2026. Researchers estimated the s...
- Buried for over 3,000 years: Why this mysterious human skull and turtle-shaped artifact have archaeologists excited about a forgotten civilizationArchaeologists in El Salvador have uncovered a mysterious face-down human skull believed to more than 3000 years old at a burial site datin...
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