Reporting from Roma, Texas — This week marks the end of the dog days of summer, the 40 hottest days of the year known along the south Texas border as the canicula. Canicula is Latin for “dog ...

Figure 1: Scanning electron micrographs of S. canicula embryos. Figure 3: Gene expression patterns of stage 27–28 S. canicula embryos. Figure 4: A, Series of pectoral appendages comparing the ...

Those of us who lived in the pre-selfie era, have all done it, shuffled through a shoebox stored in a closet and found marvelous photos that bring with them a treasure of memories of our loved ones.