Dark coats may have helped the earliest mammals hide from hungry dinosaurs

During the age of dinosaurs, early mammals probably lacked the stripes and spots of their modern relatives, having uniformly dark, drab coats.During the age of dinosaurs, early mammals probably lacked the stripes and spots of their modern relatives, having uniformly dark, drab coats.  

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Source: Science News

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A map of 14 million galaxies and quasars deepens a dark energy mystery

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.  

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Source: Science News

The DESI experiment shocked cosmologists with a hint that dark energy varies over time. Now, with more data, the conclusions hold up.

These ancient Maya puppets may have been used in rituals

The puppets, unearthed in El Salvador, have movable heads, strange facial expressions and may have been dressed for ritual roles.The puppets, unearthed in El Salvador, have movable heads, strange facial expressions and may have been dressed for ritual roles.  

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Source: Science News

The puppets, unearthed in El Salvador, have movable heads, strange facial expressions and may have been dressed for ritual roles.

A new iron compound hints ‘primordial’ helium hides in Earth’s core

Earth’s core could contain helium from the early solar system. The noble gas tucks into gaps in iron crystals under high pressure and temperature.Earth’s core could contain helium from the early solar system. The noble gas tucks into gaps in iron crystals under high pressure and temperature.  

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Source: Science News

Earth’s core could contain helium from the early solar system. The noble gas tucks into gaps in iron crystals under high pressure and temperature.

Measles is spreading. Here’s what experts say you should know

The uptick in measles cases has left many people wondering about early signs of measles, whether they need an updated vaccine and treatment options.The uptick in measles cases has left many people wondering about early signs of measles, whether they need an updated vaccine and treatment options.  

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Source: Science News

The uptick in measles cases has left many people wondering about early signs of measles, whether they need an updated vaccine and treatment options.

Narwhals may use their iconic tusks to play

Videos show narwhals using their tusks in several ways, including prodding and flipping a fish. It’s the first reported evidence of the whales playing.Videos show narwhals using their tusks in several ways, including prodding and flipping a fish. It’s the first reported evidence of the whales playing.  

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Source: Science News

Videos show narwhals using their tusks in several ways, including prodding and flipping a fish. It’s the first reported evidence of the whales playing.

Some of Sydney’s koalas are chlamydia-free, but still at risk

Southwestern Sydney’s koalas have avoided the chlamydia outbreak threatening the entire species. But their isolation has left them extremely inbred.Southwestern Sydney’s koalas have avoided the chlamydia outbreak threatening the entire species. But their isolation has left them extremely inbred.  

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Source: Science News

Southwestern Sydney’s koalas have avoided the chlamydia outbreak threatening the entire species. But their isolation has left them extremely inbred.

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