Dead cells are joined end to end to form a continuous tube. They have no cytoplasm. Their walls contain lignin for strengthening. Phloem cell They transport sugars, amino acids, other substances ...

2025 looks to be another incredible year for horror. That all started with Companion, starring Sophie Thatcher (Heretic) and Jack Quaid (Scream). The sci-fi horror film opened last week to rave ...

Feb. 4, 2025 — Research has shown that a potential new targeted therapy for childhood brain cancer is effective in infiltrating and killing tumor cells in preclinical models tested in mice.

NEW ORLEANS — Mike Pereira made his way to a chair waiting for him inside a meeting room at the Convention Center here Thursday when he began to laugh at the crowd of media waiting for him.

Select Delta credit cards make that possible by providing a companion certificate each year after your first card member anniversary. Though these certificates can’t be used for any worldwide ...

The diagram below shows the same plant cell, as viewed with the light microscope, and with the transmission electron microscope. Animal and plant cells have certain structures in common.

The stability of Pt-based catalysts is critical to the reliability of proton exchange membrane fuel cells. Here, the authors use stroboscopic operando high energy X-ray scattering to reveal Pt ...

Feb. 6, 2025 — A recent study investigates how polyester microdroplets, potential precursors to modern cells, could form under realistic early Earth conditions. Researchers pushed these ...

RTCB is required for the splicing of both tRNA and XBP1 mRNA, whereas the DDX1 enzymatic activity is specifically required for tRNA splicing in vivo. Snaebjornsson et al. explore a selective ...

Here's the elevator pitch: It's "Left, Right, and Center" meets "Siskel and Ebert." Three friends from different ideological perspectives discuss the movies and controversies (or nontroversies!) about ...