Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

Alex Warren ’s “Ordinary” continues atop the Billboard Hot 100, as his first leader on the list adds a fourth week at No. 1.

Alex Warren 's "Ordinary" remains the biggest song in the world, as it tallies a ninth week at No. 1 on the Billboard Global ...

France is demanding the immediate release of two of its citizens held in Iran for more than three years, accusing the Islamic ...

Although it’s too soon to use the new results in the clinic, the test provides advantages over previously reported ‘clocks’ — ...

Alex Warren ’s “Ordinary” remains the biggest song in the world, as it notches an eighth week at No. 1 on the Billboard ...

Similarly, if the plain and ordinary meaning of a claim term is not readily apparent, a construction that the term has its “plain and ordinary meaning” may not resolve the dispute.