Scientists in Brazil have uncovered evidence of a previously unknown impact event recorded in hundreds of glassy fragments scattered across the country.
Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that ...
Sliding Mode Control Strategy of Spinning Electrodynamic Tether Formation During Its Spin-Up Process
Abstract: This article mainly studies the spin-up control of a spinning electrodynamic tether formation (SEDTF) consisting of three linearly distributed nanosatellites connected by two tethers. The ...
THE Moon’s “skin” is cracking as Earth’s lunar pal SHRINKS, scientists say. Rather than being a dead rock whizzing around Earth, our neighbouring moon is still active – ...
Scientists have produced the first global map and analysis of small mare ridges (SMRs) on the moon, a characteristic geological feature of tectonic activity. Published in The Planetary Science Journal ...
Around the Balkan Peninsula, the African plate is sinking beneath the European plate. A piece of deeply submerged African crust resurfaced 40 million years ago far away from the sinking zone. How this ...
Abstract: This paper investigates a distributed model predictive control formation method for unmanned aerial vehicles (UAVs) to cope with potential communication delay (CD) and packet dropout (PD) in ...
In an unexpected finding, a UCLA-led team has discovered that bacteria are present inside the most common type of kidney stone, revealing a previously unrecognized component involved in their ...
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