Under the tropical skies of Puerto Rico, a new observatory joined the LaserSETI Network, expanding the SETI Institute’s ability to search for technosignatures. Bringing cutting-edge instruments to an ...

Artist’s impression of the long-period transient J1634+44, revealed to be a white dwarf with a companion. Credits: NSF/AUI/NSF NRAO/P. Vosteen. LOFAR is a low-frequency radio astronomy array that ...

Have scientists discovered an alphabet in whale calls? As researchers try to decipher the series of clicks made by sperm whales, we ask whether these cetaceans might have language, and if it follows ...

Mars Discovery Raises Compelling Questions: Life or Chemistry? Results from NASA’s Perseverance rover reveal organic molecules, unusual minerals, and intriguing rock textures inside Jezero Crater’s ...

Overview: In its 19th year, the SETI Institute’s Research Experience for Undergraduates (REU) welcomed 12 students for summer 2025 to work alongside scientists on projects ranging from exoplanet ...

Seen from space, many intriguing features are found on the worlds of our solar system, from ancient craters on Earth to dunes on Mars, Saturn's hexagon, and Io's volcanoes. Now, we can add ...

Planetary exploration exists with long-term planning and patience, but the results can be studied and enjoyed for decades after a mission ends. This is the case with the images taken by Voyager 2 and ...

Artist’s interpretation of an array of pulsars being affected by gravitational ripples produced by a supermassive black hole binary in a distant galaxy. Credit: NSF/NANOGrav/Sonoma State ...

Figure 1: A giant volcano hiding in plain sight in one of Mars’ most iconic regions. The newly discovered giant volcano on Mars is located just south of the planet’s equator, in Eastern Noctis ...

The hypothesis holds that they can see us, but we can't see them. Ask your friends why scientists have failed to find extraterrestrials and you can be sure at least one of them will offer the ...

Credit: Big Ear Radio Observatory and North American AstroPhysical Observatory (NAAPO). The Wow! Signal has captivated the imagination of scientists and the public alike since its detection in 1977.

Waterfall plots of the eight signals of interest. Each panel has a width of 2,800 Hz and the x axes are referenced to the centre of the snippet where the signal is found, as reported in column 3 of ...