Article-A-Day76 每日英语: Problem Solving : Solar Absorbers and the Future of Electr 07:25 Article-A-Day77 每日英语: The Travels of Marco Polo 03:01 Article-A-Day78 每日英语: The Spice Islands 04:04 Article-A-Day79 每日英语:
In 1986, the Challenger exploded during launch. In 2003, the Columbia broke up during re-entry over Texas. Since the Columbia accident, the shuttles have been grounded pending redesigns to improve their safety. The 2005 shuttle Discovery was supposed to initiate the return to flight, but a ...
Gogoro’s battery stations acted like something called a virtual power plant (VPP), a new idea that’s becoming adopted around the world as a way to stitch renewable energy into the grid. The system draws energy from distributed sources like battery storage or small rooftop solar panels and c...
Article-A-Day76 每日英语: Problem Solving : Solar Absorbers and the Future of Electr 07:25 Article-A-Day77 每日英语: The Travels of Marco Polo 03:01 Article-A-Day78 每日英语: The Spice Islands 04:04 Article-A-Day79 每日英语: A Motive for Exploration: Spices 03:10 Article-A-Da...
“eco-principles”: solar power, locally sourced food, rationed water for bathing, and carefully managed and recycled waste. Many of the staff (who are, as Bernard Lesirin, a Samburu warrior who works with Save the Elephants, told me, “natural conservationists”) operate as guides, taking ...
the dam, the ditch, the canal, the aqueduct, the pump, the drip line; the water that gives rise to every animate and inanimate thing that now stretches before my eyes, the vineyard, orchard, cotton field, and housing tract; the water whose too much can destroy us, whose too little can...
Tags: electricity, energy, energy efficiency, renewable energy, solar energy, Department of Energy, energy policy and climate change, global warming, personal finance Read More Best of Data Mine Data Mine How Rich Is Donald Trump? You Don't Want to Know. Data Mine The Heroin Epid...
Cultural Focus The Twenty-four Solar TermsUnit 5Warm-up ActivityText A How to Become a Sports PresenterText B Life as a Journalist's ApprenticeCritical ThinkingGrammar Infinitive (2)Practical Writing Note (3)Cultural Focus China DailyUnit 6Warm-up ActivityText A Beyond Baby Mozart, Students Who...
Stars and other objects beyond oursolar systemlie anywhere from a few light-years to a few billion light-years away. And everything astronomers "see" in the distant universe is literally history. When astronomers study objects that are far away, they are seeing light that shows the objects as...
Alex Rodrigues, CEO and co-founder of Embark Technology, insists self-driving trucks will play a key role in dealing with the current shortage of long-distance truck drivers in the US, some of whom are unwilling to be away from their families for weeks at a time. And Rodrigues promises th...