Scientists would be able to discover much more about what lies underground if our planet could be sliced open and viewed as a cross-section – but as that’s not really possible, they have to rely on a variety of other methods instead. One new approach has just been proven in the field: A recently … Read more
To sleep, perchance to dream.
Alzheimer’s is an insidious brain disease marked by a slow mental decline that can develop unnoticed for decades before symptoms arise, but hidden signs of the condition might exist much sooner. New research suggests that the thinning of a person’s retina – the light-sensitive tissue that lines the back of the eye – in … Read more
Every commercial flight you have ever taken has been recorded. Every tug on the yoke and every adjustment of the throttle has been dutifully logged by a little recording device tucked away in the tail of the aircraft. It’s the infamous “black box” that search and rescue crews scan the crash site for any time … Read more
You’re looking at a 300-megapixel photo of our Sun. Astrophotographer Andrew McCarthy used a specially modified telescope, taking over 150,000 individual photos and combining them into this magnificent image (see below). “It took about 10 hours to stack all the data, and another 3-4 hours to get it from a raw stack to the final image,” … Read more