Here is the twenty-seventh of our weekly roundups of all the interesting news stories we’ve found during the past seven days. Click on the ‘Source’ link below a headline to read the full story. State of the art: the best scientific images Source: Wired All eyes on what we might look like in 100,000 years Source: Yahoo Kev, the prehistoric marine reptile and most powerful creature ever Source: BBC Plumin’ marvelous x-ray of ‘dinobird’ Source: Phys Org Biosphere 2 (not a movie) Source: Motherboard You must not look at this link! Source: MNT 3D Printed heart within a decade Source: 3DPI Coffee: is it good or bad? Source: NYTimes Why is pink for girls and blue for boys? Source: FCD Caw, you look pretty today: rapid change of colour in African starlings Source: Science Daily
What is love? It’s a hard enough question to contemplate, let alone answer. We all know what it feels like; flushed cheeks, clammy hands and a racing heartbeat are all sure fire signs that cupid’s arrow has struck home. But what about the science behind the emotion. How exactly is that loving feeling created, and just what are the physiological and psychological triggers behind it?… THE PHYSIOLOGY: Although research is still in its infancy, a number of hormones have been identified as key regulators in the development of love. To begin with, the brain and adrenal glands begin to pump out prodigious amounts of dopamine, which enhances testosterone release. Dopamine itself acts on various organs, including the genitals and the sweat glands, to produce those physically embarrassing effects of attraction that we all know so well. It also influences the senses, causing a shift in mood and emotions, which leads to feelings of increased energy, excitement and happiness. Meanwhile, testosterone continues …
Here is the twenty-sixth of our weekly roundups of all the interesting news stories we’ve found during the past seven days. Click on the ‘Source’ link below a headline to read the full story. Don’t toy with me, kid: study finds Lego men are getting angrier Source: Metro Great invention by any stretch of the imagination Source: Wired How the turtle got its shell . . . Source: Elsevier Connect Seeing stars: the life cycle of a star Source: Reddit/Imgur Fancy a visitor with a toothy grin? Source: BBC Swimming: it’s all about timing Source: Science Daily I’m not am-fibbin’ – I knew some dinosaurs! Source: BBC Extinct frog hops back into the limelight Source: Science Daily Apes actually do go ape s**t Source: BBC Ice volcano! Source: Space.com
