The priest was forever sending him out of the classroom; day after day for weeks on end he made him stand in the corner for trifling misdemeanours and never called on him to answer questions, with the result tha
Compared to human lungs, these respiratory systems are incredibly simple. Trachea are just long tubes that run from a slit in the exoskeleton through the body. Air flows in, oxygen diffuses into the blood and carbon dioxide diffuses into the air. The spider's normal movement provides all of...
This tiny little AC signal is what the guitar amp will amplify until it's strong enough to move a speaker cone in and out. The speaker cone alternates in and out with the alternating current from the guitar's pickup coil. For every guitar string movement there is a corresponding speaker ...
Paving new business routes: The prosperity of the "Steel Camel Caravan"In March 2011, the first China-Europe Railway Express (from Chongqing to Duisburg) successfully commenced operations. From the initial 17 trains to over 73,000 trains with 6.9 million TEUs (Twenty-foot Equivalent Units) by ...
Rad '90s Easter baskets you can assemble at home - Food The author of Pll shares who she thinks "A" is on the show - Entertainment The best ways to ease back into work after a vacation - Smart Living A human robot that looks so real, you won't believe it - Tech How to keep you...
How a bicycle frame works Assuming an adult weights 60–80kg (130–180lb), the frame of a bicycle has to be fairly tough if it's not going to snap or buckle the moment the rider climbs on board. Ordinary bicycles have frames made from strong, inexpensive, tubularsteel(literally, hollow...
However, the strength of spider thread is greater than steel (钢铁). Webs can even stand up to very strong storms.In each spider web, some threads are sticky, but some are not. When a spider is moving on the web, it will not step on the sticky threads. After a time the silk will...
Our stainless steel warmers were engineered to dominate extreme environments. Here’s how they outperformed competitors:1. Military-Grade Stainless Steel 304 Food-Grade Construction: Resists warping, rust, and corrosion even at 120°F.Thermal Stability: Maintains consistent internal temperatures (100–140...
The widow's web is an irregular mass of fibers with a small central area to which the spider retreats while waiting until its prey becomes ensnared. These webs are frequently constructed underneath boards, stones, or the seats of outdoor privies. They are also found along foundation slabs, be...
Seriously, I'm impressed. This is the way to do it, guys. (Oh, and yes, it took me more than a week to even notice he'd sent me this. So it goes.) Of course, Andy, I'm not going to take that blog post down. The gentleness of your language makes clear, I hope, that you...