So-called junk DNA plays critical role in mammalian development

Nearly half of our DNA has been written off as junk, the discards of evolution: Sidelined or broken genes, viruses that got stuck in our genome and were dismembered or silenced, none of it relevant to the human organism or ...

Plastic teabags release microscopic particles into tea

Many people are trying to reduce their plastic use, but some tea manufacturers are moving in the opposite direction: replacing traditional paper teabags with plastic ones. Now, researchers reporting in ACS' Environmental ...

Scientists unveil plan to create synthetic human genomes

A group of American-led scientists and entrepreneurs has announced the start of a 10-year project aimed at creating synthetic human genomes in a move that could revolutionize the field of biotechnology but raises troubling ...

Selecting the right house plant could improve indoor air

Indoor air pollution is an important environmental threat to human health, leading to symptoms of "sick building syndrome." But researchers report that surrounding oneself with certain house plants could combat the potentially ...

Neanderthals used resin 'glue' to craft their stone tools

Archaeologists working in two Italian caves have discovered some of the earliest known examples of ancient humans using an adhesive on their stone tools—an important technological advance called "hafting."

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