377 articles from THURSDAY 6.8.2020

Brain noise contains unique signature of dream sleep

Dream or REM sleep is distinguished by rapid eye movement and absence of muscle tone, but electroencephalogram (EEG) recordings are indistinguishable from those of an awake brain. Neuroscientists have now found an EEG signature of REM sleep, allowing scientists for the first time to distinguish dreaming from wakefulness through brain activity alone. This could help in determining the prognosis for...

Nasa Trojan asteroids mission on course for October 2021 launch

Lucy spacecraft has passed its system integration review and can now be assembled and testedNasa’s Lucy mission has passed a critical milestone in its development: all components of the spacecraft passed a system integration review (SIR) on 27 July, and it can now be assembled and tested in preparation for its October 2021 launch.If it succeeds in its mission, Lucy will be the first spacecraft...

OSIRIS-REx is one rehearsal away from touching asteroid Bennu

NASA's first asteroid sampling spacecraft is making final preparations to grab a sample from asteroid Bennu's surface. Next week, the OSIRIS-REx mission will conduct a second rehearsal of its touchdown sequence, practicing the sample collection activities one last time before touching down on Bennu this fall.