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Posts by
Shireen Gonzaga
Earth
Narwhals play and forage using their amazing tusks
Scientists observing narwhals with drones in the Arctic found these whales use their tusks to go after fish and engage in play-like behavior.
March 14, 2025
Solar system passed through Orion, says intriguing new study
About 14 million years ago, our solar system passed through a dense region of dust and gas in the constellation Orion, possibly affecting Earth's climate.
March 4, 2025
Wild fish can recognize unique humans with visual cues
Wild fish are able to recognize divers based on visual cues from their dive gear. But they cannot tell apart divers that are dressed in identical dive gear.
February 28, 2025
Earth
Earth’s inner core changes shape over time
Scientists report that Earth’s inner core is not perfectly solid. Its surface changes shape over time due to interactions with the outer molten core.
February 20, 2025
Earth
Bird fossil hints Antarctica was a refuge from killer asteroid
Scientists have found the oldest-known modern bird fossil in Antarctica. It suggests this land could have been a refuge from the dino-killing asteroid.
February 14, 2025
Earth
Tigers in India see remarkable population recovery
Due to successful conservation efforts, tigers in India have increased 2-fold since 2010. India now has 75% of the world’s tiger population.
February 6, 2025
Earth
Right whales have a longer lifespan than scientists thought
Right whales in the Southern Ocean have a median lifespan of around 74 years. And they can live for up to 130 years, twice as long as scientists thought.
January 5, 2025
Space
NASA reports on Ingenuity Mars helicopter accident
Preliminary findings from NASA indicate the Ingenuity Mars helicopter’s accident on January 18, 2024, was due to problems with its navigation systems.
December 17, 2024
Space
Astronomers map giant starspots on distant XX Trianguli
Astronomers have mapped starspots over a 16-year period on a star named XX Trianguli using advanced Doppler imaging techniques.
December 12, 2024
Earth
Dinosaur poop fossils give glimpse of ancient Earth
Undigested food in fossilized dinosaur poop, from the late Triassic epoch of Central Europe, provides a glimpse of the environmental conditions of that time.
December 5, 2024
