Submitted by Creative_soja t3_11sf4bq
/f/science
A recently released set of topography maps provides new evidence for an ancient northern ocean on Mars. The maps offer the strongest case yet that the planet once experienced sea-level rise consistent with an extended warm and wet climate, not the harsh, frozen landscape that exists today.
eurekalert.orgSubmitted by Wagamaga t3_yexpcz
Submitted by Monochromaticeye t3_121eji8
Companion robots to mitigate loneliness among older adults: "Most participants (68.7%) did not think an Artificial Companion robot would make them feel less lonely and felt somewhat-to-very uncomfortable (69.3%) with the idea of being allowed to believe that an artificial companion is human."
frontiersin.orgSubmitted by Gueulemer t3_11a9ufg
Climate change and the projected savannization of the Brazilian Amazon threaten most land-based mammals that live there, new research shows. The “savannization” here refers to when lush rainforest gives way to a drier, open landscape that resembles savanna but is actually degraded forest.
futurity.orgSubmitted by MistWeaver80 t3_1162nfn
Submitted by geoxol t3_113wopq
Depression can lead to memory dysfunction. This study may pave way for new drugs. Results of a large study involving brain scans show that patients with moderate to severe depression have 7-10 per cent fewer serotonin 4 receptors in the brain than healthy test subjects.
healthsciences.ku.dkSubmitted by Wagamaga t3_114rmh4