The scientific wonderers at What If look for chemical signatures and radio signals that might prove a neighbor star hosts a ...

The history of astronomical discovery shows that many of the most detectable phenomena, especially detection firsts, are not ...

Professor Avi Loeb is back. A year after the acclaimed Harvard physicist sat down with Natasha Zouves for an interview that ...

For generations, human beings have wondered: What would alien life from another planet be like? But we rarely ask the ...

Interest in unidentified aerial phenomena (UAPs) surged in February when Barack Obama stated aliens are "real," though he ...