Abstract: Stratospheric airships have attracted broad interest due to the high-altitude, long-endurance, station-keeping flight capabilities. However, accurate airspeed measurement is a major ...

The President’s use of AI to post mocking videos of his perceived enemies has the support of allies and top aides. CNN’s Tom Foreman has the details. As shutdown becomes 2nd longest ever, Johnson ...

Abstract: Accurate collection of crop planting information at large area is essential for estimating agricultural productivity and ensuring food security. Different crops have varying growth cycles ...