Chandrasekhar’s life shows how disciplined minds turn talent into legacy. He worked out a limit that still governs how stars ...

The Hubble Space Telescope has been used to determine the mass of white dwarf star LAWD 37. It is "56 percent the mass of our ...

Body mass index, or BMI for short, is a measure of body weight based on your height. For decades, BMI has been a way to measure whether someone is at a healthy weight. In general, people are ...

Sealed Apollo 17 samples analyzed with new techniques reveal that the Moon’s interior contains sulfur isotopes unlike those ...

A decade ago, scientists first detected ripples in the fabric of space-time, called gravitational waves, from the collision of two black holes. Now, thanks to improved technology and a bit of luck, a ...

How much does life weigh? It sounds like a strange question, but to biologists it makes all the sense in the world. Yeast cells tip the scales at about 100 picograms each. A single E. coli bacterium ...

This artwork imagines the ultimate front-row seat for GW250114, a powerful collision between two black holes observed in gravitational waves by the U.S. National Science Foundation LIGO. It depicts ...

Molarity is the concentration of a solution in terms of the number of moles of the solute in 1 dm 3 (1 liter) of the solution. What are the units of molarity? The units of molarity are M or mol/L. A 1 ...

The 21st century pharmaceutical and biotech sector has come a long way from its roots in 19th century pharmacy. pharmaphorum looks at its evolution over the centuries. The roots of the pharmaceutical ...

Some of Mazatlán's most beloved sights (such as the Basilica of the Immaculate Conception) are centered in Old Mazatlán. You won't need to make a special effort to enjoy this part of town, but you can ...

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Yeah, but why does wood float? There are two forces acting on the life jacket - its weight and the force of the water pushing upwards on it - the upthrust. And if the weight is equal to or less than ...