…might expect that more water vapor in the atmosphere would lead to higher temperatures. But water vapor also condenses into clouds, which reflect sunlight, resulting in a cooling effect. The…
…made an ideal ‘floating laboratory’ for the development of the earliest micro-organisms.’ Floating pumice could have been exposed to lightning, oily residue and metals from hydrothermal vents, and ultraviolet light….
…The 2007 assessment report from the Intergovernmental Panel on Climate Change suggested that the thawed permafrost would allow for greater vegetation in polar regions, leading to carbon uptake. But a…
…principles. I’ve also had the opportunity to co-author a high school chemistry text called “A Natural Approach to Chemistry,” which emphasizes conceptual learning before tackling ideas using formulas and equations….
…good start (for as much as that is possible during the dry season), but we can also turn to natural sources–such as beavers–to recharge the water supply AND restore natural…
…majority have complied with the requirements, although often under duress. Two historical precedents are cited and discussed, when the government in the 1950s implemented loyalty oath provisions allegedly to protect…
…time, our fingers lose more thermal energy to a piece of metal than to a piece of wood. Do leaves also conduct heat fast? On the contrary. Let’s put a…
…automatic remapping could create some confusion, but it is necessary in many cases, especially when you don’t know what to expect. It maximizes the difference by increasing the contrast and,…
…that part by figuring out algorithms that would enable easy editing of roofs. Our work focuses on two directions. First, an algorithm is needed to automatically generate a roof of…
…its micro pores allow water to percolate through. This follow-up study shows that even a humble experiment like placing a piece of paper atop water has many surprises that reveal…