The BBC's Alex Bellos travels to Gwalior, an Indian city that contains a temple with the oldest known use of the number "0". It's part of an effort to figure out why zero would appear in India, and not in other, earlier civilizations that were mathematically adept. From Bellos' perspective, part of the answer might lie in theology — a mathematical representation of the mystical idea of "nothingness".
Some snakes have evolved the ability to glide through the air. For example, paradise tree snakes in southeastern Asia can launch off from a branch and fly as far as 10 meters. Scientists have known that the snakes flatten their bodies to gain lift but new research reveals that they also undulate their bodies as […]
We humans are castaways on an ocean of uncertainty. Since the beginnings of history, our ancestors sought knowledge and understanding about their lives, their relationship with the cosmos, and perhaps take a peek into their future. In such effort—long before the answers of science—earthlings developed a rich variety of divination practices and systems. Many forms […]
NASA has funded a new research collaborative research effort between Harvard, the Smithsonian Institutions, and the University of Rochester to search for extraterrestrial intelligence (SETI). This is the first NASA grant for SETI in three decades and the first ever to search for signs of ET that aren’t radio transmissions. Instead, the scientists will look […]
What’s your biggest gripe about power strips? Since most power servers like that are pretty standard these days, your beef probably isn’t about performance or connectivity. No, the biggest rap on trying to use many power strips is the curious engineering decision that often leaves multiple oddly shaped plugs and charging units unable to all […]
Between work, family obligations, and just getting to bed at a decent hour, we all have a lot on our plates these days. So, it’s easy for things like grooming and skincare to never be a high-priority issue. That is until they become a high priority issue. Like when your face constantly breaks out. Or […]
Today’s teachers extol the virtues of hands-on learning, the method of helping students, particularly the youngest children, learn through basic doing. From trial-and-error methods to practice honing their emerging skills, youngsters can soak up a world of learning opportunities when their developing minds are unleashed. While the thought of dropping a smartphone or tablet into […]