Space crew returns to Earth from ISS

Three astronauts returned safely to Earth from the International Space Station early Saturday, aboard a Russian capsule which landed on the freezing Kazakhstan steppe, mission control said.

Overclockers can celebrate Raspberry Pi turbo mode

(Phys.org)—Up to now, overclockers hungry for more processing power had to trade off on the possibility of a shorter life of the SoC and a voided warranty. Eben Upton, a founder of the Raspberry Pi Foundation, had remarked ...

How does body temperature reset the biological clock?

Numerous processes in our body fluctuate in a regular pattern during the day. These circadian (or daily) variations can be driven by local oscillators present within our cells or by systemic signals controlled by the master ...

Leafy social network: Scientists study how stomata communicate

(PhysOrg.com) -- To survive, leafy plants need to take in as much carbon dioxide as possible through pores in their leaves without losing water. Known as stomata, these pores somehow work together, processing and exchanging ...

Why do tree frogs lay their eggs on the ground?

When it comes to laying eggs, tree frogs have some unusual habits. Instead of always laying their eggs on tree branches where they usually live, they often lay their eggs on the ground. But why would a tree frog do this, ...

How a small town in Japan fiercely defends its dark skies

Light pollution ruins dark skies. It's a scourge that ground-based observatories have to deal with in one form or another. Scientists used a small observatory in Japan to measure what changed when a nearby town improved its ...

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