Galaxies without dark matter are rare and were once thought impossible. Find out how a new hypothesis about their formation may explain how all galaxies form and what dark matter is.
Healthy sleep always makes us feel better the next day. Find out how a recent discovery may lead to more effective treatments for mood disorders, PTSD and other mental illnesses.
A proposed Anthropocene epoch will be reviewed this month and possibly approved by the end of this year. Find out which sites are contending to be the epoch's "golden spike" and the prospects of its final approval.
Black widow binary stars consist of a neutron star consuming a nearby companion star. Find out how scientists used a new technique to find one of these rare systems, and why their discovery has two other unique characteristics.
The diet-size relationship is a universal principle in the animal kingdom that dates back millions of years. Find out how human activity is disturbing that principle's balance and the implications for species extinction.
Belief in evolution makes us more tolerant of those who seem different from ourselves. Find out how a new study confirms this and encourages teaching evolution in the classroom.
The Hubble Telescope has just located a star that's 12.9 billion light-years away. Find out why this discovery offers new insights into how our Universe began.
The UN Human Rights Council adopted a plan of action to combat disinformation last week. Find out why disinformation is more than just a nuisance, it's a threat to human rights and fundamental freedoms.
Male dolphins are healthier and live longer when they have a network of male frends. Find out how a new study revealed that this popularity also makes them more likely to find mates.
The James Webb Space Telescope team has announced that they've completed a key stage in deploying its primary mirror. Find out why NASA now confirms that the telescope's audaicious design will deliver on its demanding science goals.