Michelle Eckhart

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Ultrasound Used To Take Super-Resolution Images Of Rat's Brain

Scientists have been able to create amazing high resolution microscopic images of the blood vessel network in the brain of a rat, using ultrasound. …

We Still Don't Know Why the Heck There Are So Many Blue Tarantulas

A very particular shade of blue hair has evolved independently on eight separate occasions and in at least three different ways in tarantulas, a new …

Can we see stars outside our Milky Way?

One of you wrote:<p>Are there any stars outside our own galaxy that we can see with just the eye?<p>The answer is no – unless you count seeing the combined …

Q: How bad would it be if we accidentally made a black hole?

<b>Physicist</b>: Not too bad! Any black hole that humanity might ever create is very unlikely to harm anyone who doesn’t try to eat it.Black holes do two …

Black Holes

What the World's Toughest Animal Is Really Made Of

Scientists investigating the genome of a tiny aquatic invertebrate called the tardigrade, or water bear, made a very peculiar discovery.<p><i>Update: Another</i> <i>recent study looking at the genome of</i> Hypsibius dujardini <i>did not find evidence for a massive transfer of foreign DNA.</i><p>When humans are resilient, we …