science highlights

Peter Driscoll: What Goes On Deep Inside Earth’s Magnetic Dynamo?

Earth magnetic field

In preparation for his Neighborhood Lecture on November 8, 2018, DTM's Peter Driscoll answers some questions about his latest research and why studying the geodynamo is critical to understanding the history of our planet.

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The Goblin 101: New Dwarf Planet 2015 TG387

The Goblin 101: New Dwarf Planet 2015 TG387

DTM's Scott Sheppard introduces 2015 TG387, a dwarf planet also with an orbit strengthens the case for the existence of a still undiscovered Planet X.

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New Extremely Distant Solar System Object Found During Hunt for Planet X

New Extremely Distant Solar System Object Found During Hunt for Planet X

Carnegie's Scott Sheppard and his colleagues discovered a new extremely distant object far beyond Pluto with an orbit that supports the presence of an even-farther-out, Super-Earth or larger Planet X.

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When is a Star Not a Star?

When is a Star Not a Star?

The line that separates stars from brown dwarfs may soon be clearer thanks to new work led by Carnegie’s Serge Dieterich.

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Stellar "Swarms" Help Astronomers Understand the Evolution of Stars

Stellar

New work from Carnegie's Jonathan Gagné and the American Museum of Natural History's Jacqueline Faherty identified nearly a thousand potential members and 31 confirmed members of stellar associations.

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What Makes Diamonds Blue? Boron From Oceanic Crustal Remnants in Earth's Lower Mantle

What Makes Diamonds Blue? Boron From Oceanic Crustal Remnants in Earth's Lower Mantle

Blue diamonds—like the world-famous Hope Diamond at the National Museum of Natural History—formed up to four times deeper in the Earth's mantle than most other diamonds, according to new work published on the cover of Nature.

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