Lithium, the lightest metal, used in batteries and mood-stabilising drugs, is rarer than it should be. Models of the period after the Big Bang explain how it, hydrogen and helium were synthesised in nuclear reactions, before the universe cooled enough …
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Whale-eating deep-sea shrimp discovered
Two new species of submarine shrimp-like creature, capable of ‘stripping’ a pig carcass in a matter of days, have been discovered by a team of scientists. These 3mm long scavenging crustaceans, known as amphipods, live in depths of up to 4500 metres in…
Читать далее...Storytelling skills support early literacy for African American children
Early narrative skills are tied to kindergarten literacy among young African American children, according to new research. The study is the first to demonstrate the connection between African American preschoolers’ storytelling abilities and the development of their early reading skills.
Читать далее...Viruses thrive in big families, in sickness and in health
Every child puts a household at increased risk for viral infections. A new study showed that childless households had infections during 3-4 weeks of the year, while families with six children were infected for 45 weeks. But only half who tested positiv…
Читать далее...When new parents become unhappy, brothers and sisters become less likely
New parents’ drop in subjective well-being helps to explain why many remain with one child, even though they desire two. The investigation deals with a taboo subject: the notion that parents often experience a considerable loss of happiness after the b…
Читать далее...The ghost of a dying star
This extraordinary bubble, glowing like the ghost of a star in the haunting darkness of space, may appear supernatural and mysterious, but it is a familiar astronomical object: a planetary nebula, the remnants of a dying star. This is the best view of …
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