14/01/2015

Better data needed to make good immigration policy

As debates rage about the legal status of immigrants, researchers still lack enough data—and enough of the right data—to help policy makers make better, more informed decisions, according to a team of sociologists and ...

The anatomy of petal drop in sunflowers

Despite their consumer popularity as cut flowers, some sunflowers are difficult to market because of their tendency to lose petals soon after their flowers open. This characteristic, "petal drop", which in some varieties ...

Scientists look for what's causing Texas earthquakes

Swarms of small quakes rippled up from unknown faults beneath the soil. They rustled Cleburne, Azle and Irving. Fifteen recent earthquakes around the old Texas Stadium in Irving site included the strongest yet in Dallas County, ...

Captive breeding alters snail behaviour

Research published today in the Journal of Molluscan Studies carried out by Dr Sarah Dalesman, Leverhulme Trust Early Career Fellow at Aberystwyth University's IBERS, and James Liddon (University of Exeter) has discovered ...

One of the Milky Way's arms might encircle the entire galaxy

Given that our Solar System sits inside the Milky Way Galaxy, getting a clear picture of what it looks like as a whole can be quite tricky. In fact, it was not until 1852 that astronomer Stephen Alexander first postulated ...

What other worlds have we landed on?

Think of all the different horizons humans have viewed on other worlds. The dust-filled skies of Mars. The Moon's inky darkness. Titan's orange haze. These are just a small subset of the worlds that humans or our robots landed ...

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