Ancient Asteroid Destroyer Finally Found, And It’s a New Kind of Meteorite

The Perseid Meteor Shower
The Perseid Meteor Shower

For 50 years, scientists have wondered what annihilated the ancestor of L-chondrites, the roof-smashing, head-bonking meteorites that frequently pummel Earth.

Now, a new kind of meteorite discovered in a southern Sweden limestone quarry may finally solve the mystery, scientists report. 

Meet the Couple Who Could Be the First Humans to Travel to Mars

Artist rendering of manned flyby of Mars in 2021
Artist rendering of manned flyby of Mars in 2021

by Laura Poppick, Wired Magazine

Jane Poynter and Taber MacCallum are planning a trip to Mars. They’ve been hashing out the details for 20 years now, and alternate between being extremely excited and utterly terrified by the prospect, refusing to discuss it after 5 p.m. to avoid nightmares.

The couple’s far-out dreams of space travel differ from those of many others because theirs could, potentially, come true. They founded a private space company called Paragon Space Development Corporation to find the most feasible way to send two people on a round-trip flyby of the Red Planet. 

Two of the Exoplanets Closest to Earth Don’t Actually Exist

by Xaq Rzetelny July 10 2014

Two exoplanets, once considered excellent candidates in the search for life elsewhere in the Universe, do not exist, according to a new study in the journal Science. Both non-planets, Gliese 581d and 581g, were thought to be part of the Gliese 581 star system, located only 20 light-years away.