We measure the “warmness” of the dark matter, i.e. the comoving root-mean-square thermal velocity v hrms (1) , with nearly 3000 spiral galaxy rotation curves in the ...
Evening darkness — or blue-light blocking glasses — can help regulate circadian rhythms and promote steadier mood states. Did ...
Cybersecurity expert shares six essential steps to protect against dark web threats, including data removal services, password managers and antivirus software.