Listening to Libby Ember’s single “Alibi” is a study in strange emotional temperatures. The sound is a down-tempo, sun-dusted blanket of soft guitars and gentle synth pads, the kind of arrangement you’d put on to feel safe. But the feeling it leaves behind is a deep, architectural cold, the kind you find in the shadowed corners of an old stone church long after the...

She gives off an air of seriousness and composure when singing, but her performance belies the depth of feeling she channels. A new song by the French singer and songwriter Naya, named "Vaguémo," has been released recently. The song is about melancholy and being on one's alone. She has a distinctive style—dream pop—and a voice like velvet, so smooth and alluring it captivates as she expertly...