LightSail 2 is sending home new pictures of Earth

LightSail 2, the brainchild of the Planetary Society, has released two new gorgeous images of Earth. The small spacecraft is currently in orbit at about 720 km, and the LightSail 2 mission team is putting it through its paces ...

New microneedle technique speeds plant disease detection

Researchers have developed a new technique that uses microneedle patches to collect DNA from plant tissues in one minute, rather than the hours needed for conventional techniques. DNA extraction is the first step in identifying ...

Painless skin patch collects fluid for diagnostic testing

Although blood contains a wealth of potential biomarkers of disease, it can be challenging to obtain and analyze. There's the anxiety patients experience when a large needle has to be stuck into a vein, and for many tests, ...

Working landscapes can support diverse bird species

Privately-owned, fragmented forests in Costa Rica can support as many vulnerable bird species as can nearby nature reserves, according to a study from the University of California, Davis.

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