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Posts by
Shireen Gonzaga
Earth
An ancient bug preserved in glittering fool’s gold
Scientists analyzed a newly discovered fossilized ancient bug species, 450 million years old, pristinely preserved in pyrite, or fool’s gold.
November 6, 2024
Earth
What did pterosaurs eat? New fossil study reveals their diet
Fossilized stomach contents of 2 pterosaur species offered valuable information about the feeding habits and ecosystems of pterosaurs in the Jurassic period.
October 30, 2024
Earth
Mexican jumping beans are sensitive to the color of light
Larvae in Mexican jumping beans are sensitive to the color of light, jumping more forcefully under red light. Also, damage to the seedpod impairs jumping.
October 20, 2024
Earth
Dolphins make smile-like expressions during play
Bottlenose dolphins use an open-mouth facial expression when playing with each other, resembling what humans might perceive as a “smile.”
October 6, 2024
Earth
Sea robins use their legs to taste the seafloor
Northern sea robins have 3 leg-like fin extensions, in front of each pectoral fin, with sensory organs that can taste the seafloor to detect buried prey.
October 3, 2024
Delta Cephei helps measure cosmic distances
Delta Cephei is an inconspicuous variable star in the northern constellation Cepheus the King. This important star helped establish the cosmic distance scale.
September 24, 2024
Human World
Did humans drive Cyprus dwarf hippos and elephants extinct?
A new study shows that now-extinct dwarf hippos and elephants on the island of Cyprus were likely driven to extinction by humans about 14,000 years ago.
September 22, 2024
Human World
Did social isolation drive Neanderthals to extinction?
New DNA studies of a Neanderthal from France support a theory that Neanderthals became extinct because their populations were isolated, leading to inbreeding.
September 18, 2024
Earth
New dinosaur – a long-necked titanosaur – uncovered in Spain
A new species of titanosaur, a large plant-eating dinosaur with a long neck, was discovered near Cuenca, Spain. It lived 73 million years ago.
September 12, 2024
Earth
Ancient sea cow was attacked by a crocodile and sharks
The fossil remains of a sea cow from the Miocene Period reveal bite marks that suggest it was attacked by a crocodile and subsequently scavenged by sharks.
September 4, 2024
