Astronomy Feb 22
Seven temperate Earth-sized planets revolve around the star TRAPPIST-1. In addition, at least three of them harbor conditions compatible with the presence of liquid water on their surfaces.
Life Sciences Feb 22
Life Sciences

A common strategy to create high-yielding plants is hybrid breeding - crossing two different inbred lines to obtain characteristics superior to each parent.

Psychology Feb 22

Stanford psychologist Michael Frank and other researchers used a novel statistical approach to analyze children's early speech and found evidence that toddlers develop knowledge of grammar with time and practice.

Medicine Feb 22

The Zika virus reduces the size of testes in infected mice up to 21 days after infection, according to a new Yale study.

Medicine Feb 22

New UCL research has found no link between cat ownership and psychotic symptoms, casting doubt on previous suggestions that people who grew up with cats are at higher risk of mental illness.