Results 1 to 10 of about 404 (145)
The optical, seismic, and infrasound signature of the March 5 2022, bolide over Central Italy [PDF]
On March 5, 2022, a 12 kg meteoroid crossed the sky above Central Italy and was observed by three different observational systems: the PRISMA all-sky camera network (10 stations), the Italian national seismic network (61 stations), and a 4-element ...
Marco Olivieri +9 more
doaj +2 more sources
No Consistent Shift in Leaf Dry Mass per Area Across the Cretaceous—Paleogene Boundary [PDF]
The Chicxulub bolide impact has been linked to a mass extinction of plants at the Cretaceous—Paleogene boundary (KPB; ∼66 Ma), but how this extinction affected plant ecological strategies remains understudied.
Matthew J. Butrim +8 more
doaj +2 more sources
An Algorithmic Approach for Detecting Bolides with the Geostationary Lightning Mapper [PDF]
The Geostationary Lightning Mapper (GLM) instrument onboard the GOES 16 and 17 satellites can be used to detect bolides in the atmosphere. This capacity is unique because GLM provides semi-global, continuous coverage and releases its measurements ...
Clemens M. Rumpf +4 more
doaj +2 more sources
Signatures of gravity wave-induced instabilities in balloon lidar soundings of polar mesospheric clouds [PDF]
The Balloon Lidar Experiment (BOLIDE), which was part of the Polar Mesospheric Cloud Turbulence (PMC Turbo) Balloon Mission has captured vertical profiles of PMCs during a 6 d flight along the Arctic circle in July 2018. The high-resolution soundings (20
N. Kaifler +3 more
doaj +1 more source
A three-microphone acoustic array (OSU1), with microphones that have a flat response from 0.1 to 200 Hz, was deployed for 6 years (2016–2022) at Oklahoma State University (OSU) in Stillwater, Oklahoma, and sampled at 1000 Hz.
Trevor C. Wilson +2 more
doaj +1 more source
Simulation of flight and destruction of the Beneov bolid [PDF]
Comets and asteroids are recognized by the scientists and the governments of all countries in the world to be one of the most significant threats to the development and even the existence of our civilization.
V. A. Andruschenko +2 more
doaj +1 more source
Features of the choice of power unit for electric tricycle [PDF]
The article considers the bolide Shell Eco Marathon, which main operating purpose is to cover the maximum distance with the minimum fuel consumption. With the aim of providing the bolide with technical and operational indicators, it is appropriate to ...
Stakhin Dmitry, Goncharov Kirill
doaj +1 more source
Color and spectral characteristics of long-lived meteor trail formed by the Tunka bolide
The paper addresses color characteristics and possible spectral composition of emission of a long-lived (~40 min) meteor trail of uncommon geometry, which was formed due to the bolide passage in the Tunka Valley on November 17, 2017. Analysis of dynamics
Mikhalev A. V.
doaj +1 more source
Rock art and archaeoastronomy in Morocco: preliminary observations [PDF]
The purpose of this paper is to make public the exceptional discovery in the province of Essaouira (Morocco) of three petroglyphs engraved with an original subject in Moroccan rock art.
Ibhi,A. +4 more
doaj +1 more source
Several dozen stones of an ordinary chondrite meteorite fell in and around the town of Benenitra in southwestern Madagascar during the early evening of 27 July 2018, minutes after a widely observed meteor fireball (bolide) transit and detonation.
Roger L. Gibson +8 more
doaj +1 more source

