Users of a naturally occurring psychedelic drug are convinced they've encountered real alien beings, including 'machine elves,' which inhabit a realm beyond our Earth. These machine elves, described ...

CAMBRIDGE - Are we alone in the universe? A recent paper from researchers at Harvard University puts an interesting twist on one of humanity's biggest questions. Harvard researchers Tim Lomas, Brendan ...

How the same region of the Universe would look in terms of the amount of stars for different values of the dark energy density. Clockwise, from top left, no dark energy, same dark energy density as in ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The global search for the most intelligent animals has become one of science’s most captivating pursuits. From jungles to oceans to treetops, researchers are continually discovering surprising new ...

Recent discoveries have sparked a wave of excitement and intrigue among scientists and the public alike, as evidence suggests the existence of ancient non-human artifacts on Earth. These findings, if ...

Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New research shows that radar systems at commercial and military airports are ...