Astronomers discover a third ghostly galaxy with no dark matter in a string of faint dwarf galaxies
A rare galaxy without dark matter has been found in a string of a dozen small galaxies, providing further evidence that violent galactic collisions can separate the invisible substance from visible matter.
» readEinstein’s theories open the door to time travel, but only into the future—for now
The scientific exploration of time travel, based on Albert Einstein’s theories of relativity, has been examined by physicists, mathematicians, and philosophers for decades.
» readHow mental exhaustion rewires the brain’s decision-making, researchers find
A study from Johns Hopkins University and the Kennedy Krieger Institute has revealed how cognitive fatigue alters brain activity and reduces motivation.
» readOrca attacks on boats off Spain continue as researchers explore social learning theory
A Swedish-flagged yacht was disabled off the coast of Galicia, Spain, when orcas destroyed its rudder, forcing the two people aboard to issue a mayday call. The yacht was towed to safety by a Spanish coastguard vessel, according to Sur in English.
» readMale jaguar’s record-breaking 2,100-kilometre trek reveals new challenges for conservation
A male jaguar has been recorded travelling more than 2,100 kilometres along the southern edge of the Amazon rainforest, crossing highways, farms and ranches, in what is believed to be the longest dispersal ever documented for a tagged jaguar.
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