Oliver Sacks: psychedelic drugs ‘taught me what the mind is capable of’, buddhism meets freud and LSD, ecstasy may benefit veterans, rape victims and others with PTSD, 2C-I & 2C-B: research chemicals before it was cool, and more in this week’s update.
According to a new theoretical perspective, black holes are not inexorable death traps but hologram generators — anything that touches it becomes a holographic “imperfect” copy of itself that continues to exist as before.
Are alien civilisations out there, sending us signals? If they are, it seems we can scratch one candidate off the list of possibilities: the previously mysterious ‘perytons’, strange radio bursts that have been recorded at a few radio telescopes around the globe.
From the section Science & Environment Nasa’s Curiosity rover has found that water can exist as a liquid near the Martian surface. Mars should be too cold to support liquid water at the surface, but salts in the soil lower its freezing point – allowing briny films to form.