Extinct giant lobster bigger than a human

A 480-million-year-old fossil of a gigantic sea creature is giving paleontologists insights into the ancestors of modern-day arthropods such as lobsters and scorpions.

Most stars have planets in habitable zone

Researchers calculate that billions of stars in our Milky Way galaxy have 1-3 planets in the habitable zone, where there may be liquid water and life.

1,400+ new marine creatures identified last year

A global effort to create a consolidated inventory of all existing sea life announced the results of eight years of work.

Colors of life on exoplanets

Scientists measure chemical fingerprints for 137 different microorganism species. They hope astronomers will use the colors to recognize life on distant planets.

Possible rings around minor planet Chiron

Chiron is the second minor planet and the second centaur - orbiting beyond Jupiter in the outer solar system - suspected to have a ring system.

Angara rocket key to Russia’s launch future

With development stalled many times over 20 years, successful Angara test flights have buoyed Russian hopes to compete in the space launch industry.

New California earthquake forecast

A new long-term earthquake forecast for California by the U.S. Geological Survey revises estimates for the chances of large earthquakes over the next several decades.

Underground ocean on Jupiter’s largest moon

An ocean below the surface of Jupiter's large moon Ganymede has more water than all earthly oceans, according to evidence from the Hubble Space Telescope.

Milky Way has 3 more satellite galaxies

At least! Six other objects could be either dwarf galaxies or globular clusters. These humble Milky Way satellites are a key to the dark matter puzzle.

New explanation for Siberia’s mystery craters

More new mystery craters reported in Russian media last month. A Russian scientist calls for "urgent investigation." Other scientists suggest a new cause.